Term
What questions are asked by anatomists? |
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Definition
What is it? How does it work? Why is it the way it is? -What is our function? -How does it develop? -What is it's evolution? |
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Science of comparing early development to adult development |
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Definition
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Comparing structures between species; studying of evolution |
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Definition
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What is the anatomical position? |
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Definition
feet shoulder width apart, palms facing anteriorly, |
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Definition
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Definition
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Definition
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What is superior and inferior? |
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Definition
Towards the head; towards the feet |
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Definition
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Definition
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Definition
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What characteristics do all chordates have? |
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Definition
1) Dorsal hollow nerve cord 2) notochord 3) pharyngeal pouches and arches |
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Term
What characteristics do all vertebrae have? |
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Definition
1) dorsal hollow nerve cord 2) notochord 3) pharyngeal pouches and arches 4) vertebrae |
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Term
W[image]
What is A and B?
What is this?
What view is this?
Where is dorsal and where is ventral? |
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Definition
A = notochord B=dorsal hollow nerve cord Amphioxus Lateral view Dorsal is top; Ventral is bottom |
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Term
On pg 4 of lecture manual identify:
1) Dorsal Hollow nerve cord
2) notochord
for vertebrate embryo |
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Definition
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Lecture pg 5
Embryo-Lateral View
-mouth
-pharyngeal pouches
-heart
-gut tube
-spinal cord
-notochord
-dorsal aorta
-lung bud
-gut tube |
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Definition
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Term
How many pharyngeal arches does every human embryo have? |
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Definition
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Term
What do pharyngeal arches start as? |
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Definition
Gills for water breathers |
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Term
What is cervical fistula? |
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Definition
the failure of pharyngeal arches to develop completely from gills to air breathing |
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Term
What type of animals are vertebrate-Segmental or nonsegmental? |
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Definition
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Term
What is a segemental animal? |
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Definition
Exhibits serial repetition of structures along the longitudinal axis of the body |
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Term
Where does the serisal repetition of vertebrae come from? |
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Definition
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Term
Identify somites on lecture pg 6 |
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Definition
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Term
Where are somites located on an embryo? Describe their look |
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Definition
Dorsal side of embryo with two columns running segmentally |
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Term
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Definition
Segmental groups of embryonic cells lying in pairs alongside the developing nerve cord |
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Term
What structures in the trunk are derived from somites? |
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Definition
Vertebrae and ribs skin epaxial muscles-back muscles hypaxial muscles-body wall muscles Sternum kidney gonads |
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Term
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Definition
Divides the body into caudal and cranial sections |
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Term
What are the sections of the trunk? |
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Definition
Thorax Abdomen Pelvis Perineum |
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Term
What is the axial skeleton? |
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Definition
Vertebral column ribs sternum |
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Term
What is the Appendicular skeleton? |
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Definition
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Term
Function of the vertebral body? |
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Definition
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Term
Winking skull thoracic vertebrae test |
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Definition
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Term
What is spina bifida cystica? |
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Definition
failure of one or more arches to develop-results in a dorsal herniation of spinal cord covering or spinal cord-causes paralysis of lower limbs |
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Term
What is spina bifida oculta? |
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Definition
Present in 1/4 ppl...incomplete fusion of laminae of lumbar 5 and/or sacral vertebra = little bit of gap |
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Term
How many cervical, thoracic, lumbar, and sacral verts are there? |
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Definition
C1-7 T1-12 L1-5 S1-5 (fused) |
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Definition
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Definition
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What is the curvature for the vertebral column for
Cervical
Thoracic
Lumbar
Sacral/Coccyx |
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Definition
Cervical-concave anteriorly curve is anterior Thoracic-concave posteriorly-curve is posterior Lumbar-concave anterior-curve is anterior Sacral-concave posteriorly-curve is posterior |
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Term
What are the intervertebral foramen? |
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Definition
Holes formed in between the spinous processes of vertebrae |
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Term
What runs in between intervertebral foramen? |
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Definition
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Term
What is the function of the curvature of the vertebral column? |
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Definition
Acts as a spring for load bearing
Helps maintain balance. |
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Term
What do interverterbral discs consist of? |
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Definition
Nucleus Pulposus-inside Annulus Fibrosis- outer layer |
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Definition
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Definition
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Definition
The transverse processes of the T1-12 vertebrae |
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Term
Which region of the vertebral column articulates with the bony pelvis? |
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Definition
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Definition
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Definition
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Term
Locate the obturator foramen |
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Definition
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Definition
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Definition
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Definition
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Locate the superior iliac spine |
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Definition
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Definition
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Definition
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Locate Ischial tuberosity |
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Definition
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Locate superior pubic ramus |
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Definition
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Definition
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Locate inferior pubic ramus |
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Definition
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Term
Locate the Auricular surface |
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Definition
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Term
Locate the sacroilliac ligament |
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Definition
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Locate the inguinal ligament |
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Definition
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Term
locate the obturator membrane |
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Definition
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Locate the Pubic symphysis |
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Definition
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Term
What is the function of a ligament? |
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Definition
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Term
What does the sacroiliac ligament connect? |
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Definition
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Term
What does the sacrotuberous ligament connect? |
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Definition
Sacrum to Ischial tuberosity |
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Term
What does the sacrospinous ligament connect? |
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Definition
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Term
What does the inguinal ligament connect? |
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Definition
Anterior superior iliac spine to pubic tubercle |
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Term
What are the 3 types of muscle tissue? |
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Definition
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Term
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Definition
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Definition
Involuntary and unstriated |
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Term
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Definition
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Term
What type of muscle is trunk muscle? |
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Definition
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Term
What does embryonic skeletal muscle develop from? |
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Definition
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Term
What are the somite regions of an embryo? |
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Definition
Id on lecture pg 20
Occipital Cervical Thoracic Lumbar Sacral |
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Term
What are epaxial muscles? |
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Definition
Skeletal muscle dorsal to transverse processes |
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Term
What are hypaxial muscles? |
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Definition
Skeletal muscles lateral and ventral to transverse processes |
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Term
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Definition
Commands sent by nerves to move muscles |
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Term
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Definition
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Term
Describe how a muscle moves? |
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Definition
Innervation causes muscle to contract which means the insertion is pulled toward towards the origin. |
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Term
What is insertion and origin? |
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Definition
Insertion is where the muscle attaches to the bone that is pulled towards the origin during muscle contraction |
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Term
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Definition
Tissue that attaches muscle to bone |
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Term
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Definition
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Definition
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Term
Bilateral action of epaxial muscle? |
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Definition
extension of vertebral column |
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Term
Unilateral action of epaxial muscles? |
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Definition
lateral flexion of vertebral column |
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Term
Most superficial epaxial muscle? |
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Definition
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Term
What are the directions of the fibers for epaxial muscles? |
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Definition
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Term
What muscles are just deeper than the splenius? |
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Definition
Illiocostalis, longissimus; spinalis |
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Term
What muscle is deeper than illiocostalis? |
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Definition
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Term
What muscle is deeper than the semispinalis? |
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Definition
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Term
What muscles make up the erector spinae muscles and what layer are they found? |
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Definition
Splenius-most superficial, illiocostalis, longissimus, spinalis - superficial Semi-spinalis-intermediate Mutlifidus-deep |
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Term
What groups of muscles make up the hypaxial body wall muscles? |
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Definition
Abdominal hypaxial muscles; thoracic hypaxial muscles; pelvic hypaxial muscles |
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Term
How many muscles are in the abdominal body wall and where are they, what are they? |
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Definition
Locate: 5 total Lateral Body wall (3): External oblique; internal oblique; transversus abdominus
Anterior body wall: (1) Rectus Abdominus Posterior body wall: (1) Quadratus Lumborum |
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Term
What is the fiber direction for internal obliques? |
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Definition
Praying hands starts in midline opening out and down |
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Term
What is the fiber direction for external oblique? |
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Definition
starting at midline, opens up and out |
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Term
Fiber direction for tranverse abdominus |
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Definition
Parallel with floor while standing |
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Term
What do all 3 lateral abdominal muscles form? |
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Definition
an aponeurosis called the rectus sheet |
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Term
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Definition
a sheet like tendon of insertion |
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Term
What is the common insertion for the lateral abdominal wall hypaxial muscles? |
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Definition
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Term
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Definition
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Term
Looking at a cross section; describe what order from superficial to deep the lateral ab. body wall muscles woudl be in? |
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Definition
Superficial -Ext. Oblique -Int. Oblique -Transverse Abdominus Deep |
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Term
What is the rectus abdominus enclosed in? |
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Definition
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Term
Where does the rectus sheath provide double layer for rectus abdominis? Singler layer? Is the single layer anterior or posterior? |
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Definition
Double-above navel Single-below navel (only anterior) |
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Term
Fiber direction of rectus abdominis? |
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Definition
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Term
What is where the rectus sheath ends called? |
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Definition
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Term
What are the functions of the abdominal wall muscles? |
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Definition
-Support and contain abdominal viscera -flex;rotate the trunk -creates pressure to aide in expelling substances through the nose and mouth or during urination/defecation and facilitates breathing |
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Term
What meat is abdominal body wall muscle? |
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Definition
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Term
Popular meat for thoracic hypaxial muscles? |
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Definition
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Term
Are there muscles in the anterior thoracic body wall? |
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Definition
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Term
From superficial to deep, name the hypaxial thoracic body wall muscles? |
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Definition
External intercostals; internal intercostals; transversus thoracis |
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Term
What is the function of thoracic hypaxial muscle? |
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Definition
Elevate and depress ribs to assist with breathing
Contains thoracic viscera |
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Term
Fiber direction of external intercostals anteriorly; posteriorly? |
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Definition
open hands; praying hands |
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Term
Fiber direction of internal intercostals anteriorly? posteriorly? |
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Definition
Praying hands; open hands |
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Term
Does external intercostals touch sternum? |
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Definition
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Term
does internal oblique touch sternum? |
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Definition
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Term
Does external intercostals touch vertebral column? |
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Definition
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Term
Does internal intercostals touch vert. column? |
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Definition
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Term
What direction are ribs normally angled? |
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Definition
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Term
Fiber direction of transversus thoracis |
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Definition
lateral: parallel with floor if standing |
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Term
What muscles make up the pelvic hypaxial muscles? |
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Definition
Levator Ani; Coccygeus muscle |
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Term
What is the pelvic diaphragm derived from? |
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Definition
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Term
What is the function of the pelvic diaphragm? |
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Definition
1) Raises pelvic floor to help compress abdomen during vomiting, coughing, sneezing 2) contains and supports pelvic viscera |
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Term
During pelvic diaphragm contraction, what happens? |
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Definition
Insertion rises superiorly |
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Term
What trunk systems can be segmental in appearance but not derived from somites? |
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Definition
Nervous system Circulatory system |
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Term
When does the circulatory system and nervous system appear segmental, and when do they not? |
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Definition
When feeding structures derived from somites (segmental) and when feeding structures not derived from somites (not segmental). |
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Term
What are the parts of the Nervous systom? |
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Definition
1) Central Nervous system 2) Peripheral Nervous system |
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Term
What does the central nervous system consist of? |
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Definition
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Term
What does the spinal cord grow from? |
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Definition
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Term
what are the functions of the central nervous system |
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Definition
1) receives and integrates sensory info 2) generate motor commands |
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Term
What is the peripheral nervous system made up of? |
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Definition
cranial nerves spinal nerves |
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Term
Where are cranial nerves located? |
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Definition
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Term
where are spinal nerves located? |
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Definition
Trunk with branches to the limbs |
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Term
What is the function of the peripheral nervous system? |
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Definition
1) Transmits sensory info to CNS from receptors 2) Transmits motor commands away from CNS to effectors |
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Term
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Definition
A structure that receives commands from nervous system that triggers the target organ/muscle/gland to do something; receives and acts upon a motor command |
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Term
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Definition
Transmits sensory organ from the actual organ/muscle etc back to the nervous system |
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Term
What does a nerve cell/neuron consist of? |
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Definition
Cell body, axon, dendrites |
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Term
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Definition
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Term
What is a sensory neuron? |
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Definition
Nerve cells that transmit sensory input back to the brain |
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Term
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Definition
Nerve cells that carry output commands from brain to effectors |
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Term
What type of direction is a neural impulse? |
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Definition
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Term
Lecture pg 38 ID dendrites, cell body, axon |
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Definition
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Term
What is a myelin sheath? What color is it |
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Definition
Lipid base whitish covering of the axon |
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Term
What does the myelin sheath do? |
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Definition
Speeds up rate of conduction |
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Term
What makes up white matter? |
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Definition
Axon and its myelin sheath |
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Term
Lecture pg 38 ID myelin sheath |
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Definition
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Term
What makes up grey matter? |
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Definition
Dendrites and cell bodies |
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Term
What is multiple sclerosis? |
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Definition
Degeneration of myelin sheaths causing loss of ability to move |
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Term
What makes up the trunk nervous system? |
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Definition
Spinal cord and spinal nerves |
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Term
What makes up the spinal cord? |
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Definition
Central canal Gray matter White matter |
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Term
What makes up the grey matter? |
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Definition
Dorsal, ventral, and lateral horns |
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Term
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Definition
Section of axon where the dorsal and ventral rami meet |
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Term
Trace a motor command from start to finish for hypaxial and epaxial muscle |
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Definition
Brain > central canal > Ventral horn > Ventral root > spinal nerve > dorsal rami (epaxial) ; ventral rami (hypaxial) effectors |
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Term
Trace sensory input from hypaxial/epaxial from start to finish |
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Definition
Receptor > (epaxial) dorsal rami; (hypaxial) ventral rami; > spinal nerve > dorsal root ganglion > dorsal root > ventral horn > central canal > brain |
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Term
Where are the motor neuron cell bodies located? |
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Definition
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Term
Lecture pg 41 both pics ID all parts |
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Definition
Lecture pg 41 2nd pic ID dorsal horn grey matter dorsal root ganglion lateral horn ventral horn dorsal rami spinal nerve ventral rami dorsal root ventral root |
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Term
What type of neuron does a dorsal root belong to? |
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Definition
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Term
Type of neuron: ventral root? |
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Definition
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Term
Type of neuron-spinal nerve? |
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Definition
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Term
Dorsal rami-type of neuron? |
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Definition
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Term
Ventral rami-type of neuron? |
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Definition
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Term
What nerves run to skin from dorsal rami? ventral rami? |
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Definition
Dorsal= posterior cutaneous nerves Ventral = bilateral and anterior cutaneous nerves |
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Term
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Definition
Area of skin supplied by a single spinal nerve |
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Term
How many dermatomes are there? Name them |
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Definition
8 cervical 12 thoracic 5 lumbar 5 sacral |
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Term
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Definition
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Term
What do cutaneous nerves supply? |
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Definition
sensory input from skin (dermatomes) back to the CNS |
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Term
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Definition
Motor innervation to epaxial muscles and sensory innervation from dorsal skin. |
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Term
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Definition
Sensory innervation from skin of the anterior and lateral body wall (via lateral and anterior cutaneous nerves). Motor innervation to hypaxial muscles |
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Term
What innervates the hypaxial thoracic muscles? |
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Definition
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Term
What innervates hypaxial abdominal wall muscles? |
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Definition
Thoracic ventral rami T7-T12 |
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Term
Why is the hypaxial body wall innervated by Ventral rami of t7-t12? |
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Definition
b/c ribs move inferiorly towards abdomen |
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Term
What innervates the pelvic hypaxial muscles? |
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Definition
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Term
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Definition
-iliohypogastric nerve -ilioinguinal nerve |
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Term
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Definition
fluid filled space lined by a serous membrane |
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Term
Are body cavities segmentaL? |
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Definition
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Term
What are the pleural cavities? |
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Definition
The cavity the lungs are located |
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Term
What is the pericardial cavity? |
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Definition
Cavity where heart is located |
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Term
What is a celomic cavity lined by? |
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Definition
Fluid secreting serous membrane (serosa) |
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Term
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Definition
fluid secreted by the serous membrane to reduce friction |
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Term
What are the two parts of the serous membrane called? Where are they located? |
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Definition
Parietal serosa-lines outer cavity wall Visceral serosa-lines the organ |
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Term
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Definition
inflamation of the pleural serous membranes-roughens membranes and results in friction |
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Term
What is pleural adhesion? |
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Definition
sticking together of pleural membranes. Very painful during deep breathing
can be caused by trauma to the thorax |
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Term
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Definition
entry of air into pleural cavity from a penetrating wound. Results in collapse of lung. Breaks suction of plueral membrane to the lungs. |
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Term
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Definition
entry of blood into pericardial cavity from wound to the heart. Results in heart compression and circulation failure. |
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Term
pg 48 lecture id on embryo
Mouth
spinal cord
gut tube
heart
trachea |
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Definition
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Term
ID Esophgus; lungs; trachea; bronchi |
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Definition
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Term
|
Definition
Tube that runs from mouth to anus |
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Term
Where is the esophogus located? |
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Definition
Just ventral to the vertebral column |
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Term
Are Digestive and respiratory system segmental? |
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Definition
|
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Term
|
Definition
is an area of the thorax located in the midline. Consists of the trachea, esophagus, heart, great blood vessels, phrenic, and vagus nerve |
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Term
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Definition
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|
Term
What is the difference between veins and arteries? |
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Definition
Veins drain blood to heart
Arteries carry blood away from heart |
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Term
Describe the blood flow internal to the heart |
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Definition
Right Atrium > Right atrioventricular valve (tricuspid) > Right ventricle > Pulmonary semi lunar valve > Pulmonary trunk > Right and left pulmonary arteries > cappillary beds of lungs > right and left pulmonary veins > left atrium > Left atrioventricular valve Bicuspid > Left ventricle > Ascending aorta > coronary arteries....arch of aorta >> various |
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|
Term
What is the function of the heart valves? |
|
Definition
To prevent blood from backflowing |
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|
Term
What type of valves are the atrioventricular valves (tri and bi cuspids)? |
|
Definition
Active muscular contraction to close |
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|
Term
What type of valves are the semilunar valves? |
|
Definition
Passively closed valves...closed by residual blood accumulation |
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|
Term
Describe blood flow to and from heart itself |
|
Definition
cardiac vein > coronary sinus > Right atrium > right atrioventricular valve (tricuspid) > Right ventricle > pulmonary semi lunar valve > pulmonary trunk > left/right pulmonary arteries > cap. beds of lungs > Pulmonary veins > left atrium > left atrioventricular valve bicuspid > left ventricle > Aortic semilunar valve > ascending aorta > coronary arteries > cap. beds of heart |
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Term
|
Definition
Can result from a valve deficiency |
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|
Term
|
Definition
a network of circulatory vessels that enables blood to travel to or from a region of the body via several routes; involves an interconnection of vessels |
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|
Term
Lecture page 55 label:
Right Coronary artery
Left coronary artery
Pulmonary trunk
Coronary sinus
Atrioventricular sulcus
Interventricular sulcus |
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Definition
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|
Term
|
Definition
depression on the heart where coronary veins rest in |
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Term
|
Definition
Heart wall that correlates to a sulcus |
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Term
|
Definition
Lump of cholesterol that causes hardening of a coronary artery due to build up of cholesterol and diminishes the lumen of the artery |
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|
Term
What is Myocardial Infarction? |
|
Definition
Heart attack-death of heart tissue due to blockage of a coronary artery (vascular occlusion) |
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|
Term
What is coronary bypass surgery? |
|
Definition
Cut a vein from another region of the body, cut through sternum and ribs, open the heart, suture the vein in place of bad artery to by pass blockage |
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|
Term
What is the problem of coronary bypass surgery? |
|
Definition
Veins are not as thick and durable as arteries; very intrusive procedure |
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|
Term
What is angioplasty/stents? |
|
Definition
thread device to point of an occlusion; inflate a balloon cholesterol against blood vessel to unblock; then mesh is inserted |
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|
Term
What vessels branch off the arch of the aorta? |
|
Definition
1) Brachiocephalic trunk 2) Left common carotid artery 3) Left Common subclavian artery |
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|
Term
Is the arch of the aorta and branches symmetrical? |
|
Definition
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|
Term
Is the pattern branching from superior vena cava symmetrical? |
|
Definition
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|
Term
What does the right common carotid artery supply? |
|
Definition
right side of head and neck |
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|
Term
What does right subclavian artery supply? |
|
Definition
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|
Term
What does the left common carotid artery supply? |
|
Definition
left side of head and neck |
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Term
Left subclavian artery supplies what? |
|
Definition
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|
Term
Trace branches of Superior vena cava |
|
Definition
Branches into Right left brachiocephalic vein > branches into left/right internal jugular vein/left/right internal subclavian vein |
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|
Term
what does the right internal jugular vein drain? |
|
Definition
right side of head and neck |
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|
Term
What does the right subclavian vein drain? |
|
Definition
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|
Term
What does the left internal jugular vein drain? |
|
Definition
|
|
Term
What does the left subclavian vein drain? |
|
Definition
|
|
Term
lecture pg 57 label all vessels |
|
Definition
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|
Term
Where do left and right posterior arteries branch from? |
|
Definition
|
|
Term
Where do the anterior left and right intercostal arteries branch from |
|
Definition
Left and right internal thoracic arteries |
|
|
Term
Where do the left and right internal thoracic arteries branch from? |
|
Definition
Left and right subclavian arteries |
|
|
Term
How is the posterior thoracic body wall drained? |
|
Definition
Body wall cappillary beds > Left and right intercostal veins > left and right internal thoracic veins > Left and right brachiocephalic veins > superior vena cava |
|
|
Term
How is the left posterior body wall drained below T6? |
|
Definition
Capillary veins > left posterior intercostal veins > hemiazygos (inferior to T6) > Azygos vein > superior vena cava |
|
|
Term
How is blood drained from posterior left thoracic body wall superior to T6? |
|
Definition
Cap beds > Posterior left intercostal veins > accessory azygos vein > left brachiocephalic vein > superior vena cava |
|
|
Term
How does the right posterior thoracic body wall drain? |
|
Definition
Cap beds > Right posterior intercostal veins > azygos vein > superior vena cava |
|
|
Term
|
Definition
muscular partition between the abdomen and thorax. |
|
|
Term
What kind of muscle is the diaphragm? |
|
Definition
|
|
Term
What type of somites is the diaphragm derived from? |
|
Definition
|
|
Term
When the diaphragm contracts, what direction does the central tendon move? |
|
Definition
|
|
Term
How does the diaphragm facilitate breathing? |
|
Definition
serous pleural membrane follows the contraction of the diaphragm allowing gas pressure to lower which causes air from the outside to enter the lungs, when the diaphragm relaxes it creates high pressure that expels air from lungs |
|
|
Term
What structures pass through the muscular diaphragm? |
|
Definition
1) Inferior Vena cava 2) esophogus 3) descending aorta 4) Vagus nerve |
|
|
Term
What are the phrenic nerves derived from? |
|
Definition
C3, C4, C5 ventral rami
C3, 4, and 5 keep the diaphragm alive |
|
|
Term
Why is the diaphragm innervated by c3,4,5 ventral rami? |
|
Definition
Diaphragm begins its development in the neck |
|
|
Term
What innervates the diaphragm? |
|
Definition
|
|
Term
At what point does the descending aorta become the abdominal aorta? |
|
Definition
When it passes through the diaphragm |
|
|
Term
Lecture pg 63 label all the listed structures |
|
Definition
|
|
Term
Lecture pg 64 on embryo
id:
1) Pancreas
2) Liver
3) gall bladder
4) Trachea |
|
Definition
|
|
Term
What organs are gut tube derivatives? |
|
Definition
Lungs Liver Gall bladder pancreas |
|
|
Term
What is the peritoneal cavity? |
|
Definition
cavity that the abdominal viscera occupy |
|
|
Term
|
Definition
The serous parietal and visceral membrane surrounding abdominal viscera |
|
|
Term
|
Definition
|
|
Term
|
Definition
double layer of serous membrane (peritoneum) that suspends the gut tube into the peritoneal cavity |
|
|
Term
|
Definition
Viscera that are suspended by mesentary |
|
|
Term
What is retroperintoneal? |
|
Definition
Viscera not suspended by a mesentery |
|
|
Term
Pg 66 lecture Id all parts |
|
Definition
|
|
Term
Describe the development of the liver and stomach |
|
Definition
1) Liver is ventral to stomach. 2) Ventral mesentary attaches to ventral body wall, suspends liver; attaches to stomach 3) Dorsal mesentary attaches to dorsal body wall and suspends stomach 4) River Rapidly grows forcing stomach left and the liver right |
|
|
Term
What does the ventral mesentary between liver and bodywall turn into after the liver and stomach rotate? |
|
Definition
|
|
Term
dorsal mesentary turns into what after liver/stomach rotation? |
|
Definition
|
|
Term
What does the ventral mesentery between the liver and stomach turn into after rotation? |
|
Definition
|
|
Term
What is special about the greater omentum? |
|
Definition
It can pinpoint and adhere to sites of infection |
|
|
Term
What way does the greater omentum curve? |
|
Definition
|
|
Term
Describe the development of small/large intestines |
|
Definition
1) Elongation then rotates counter clockwise around the superior mesenteric artery x 2 then retraction |
|
|
Term
What are the jejunum and ileum suspended from? |
|
Definition
|
|
Term
Transverse colon suspended from what? |
|
Definition
|
|
Term
What is the sigmoid colon suspended from? |
|
Definition
|
|
Term
Identify all structures in Gilroy
12.4b; 12.4c; 12.8
|
|
Definition
|
|
Term
What parts of the gut tube are retroperitoneal |
|
Definition
1) cecum 2) ascending colon 3) descending colon 4) duodenum 5) pancreas |
|
|
Term
What do the renal arteries supply? |
|
Definition
|
|
Term
What do the gonadal arteries supply? |
|
Definition
|
|
Term
What do the lumbar arteries supply? |
|
Definition
Abdominal Epaxial and hyaxial muscles |
|
|
Term
Lecture pg 71 id p1-3 and m1-3 |
|
Definition
|
|
Term
What does the celiac trunk branch into? |
|
Definition
Left gastric artery Splenic artery Common hepatic artery |
|
|
Term
What is the Left Gastroepiploic artery? where is it? |
|
Definition
|
|
Term
What does the left gastroepiploic artery supply? |
|
Definition
Greater curvature of the stomach is supplied |
|
|
Term
What does the splenic artery supply? |
|
Definition
pancreas, spleen, and left gastroepiploic artery |
|
|
Term
What does the common hepatic artery supply? |
|
Definition
Liver, gall bladder, lesser curvature of stomach, duodenum, pancreas, and greater curvature of stomach |
|
|
Term
What does the common hepatic artery branch into? |
|
Definition
-Gastroduodenal artery -Hepatic proper artery |
|
|
Term
Lecture pg 72 identify:
Left gastric artery
splenic artery
common hepatic artery
left gastroepiploic artery
Gastroduodenal artery
right gastroepiploic artery
Hepatic proper artery
Right gastric artery
Superior mesenteric artery
inferior mesenteric artery |
|
Definition
|
|
Term
Id all structures on lecture pg 73 |
|
Definition
|
|
Term
What do the gastrioepiploic arteries provide? |
|
Definition
Collateral blood flow to the stomach |
|
|
Term
What is collateral blood flow? |
|
Definition
Blood flow being supplied by two or more arteries to the same organ |
|
|
Term
What must blood flow from gutube pass through before it goes back to the heart? What system facilitates this? |
|
Definition
Liver via hepatic portal system |
|
|
Term
Describe general flow of guttube blood |
|
Definition
Heart > arteries > capillary beds of guttube > veins > Hepatic portal system > cap of liver > vein > heart |
|
|
Term
A cottage cheese structure represents what? |
|
Definition
|
|
Term
Why does blood flow from gut tube pass through the liver when draining back to the heart? |
|
Definition
Liver filters toxins released during digestion |
|
|
Term
Lecture pg 74 id all parts |
|
Definition
|
|
Term
What structures drain into the hepatic portal system? |
|
Definition
Stomach, spleen, small intestine, large intestine |
|
|
Term
What is the difference between hepatic portal veins and hepatic veins? |
|
Definition
Hepatic portal veins drain into the liver; hepatic veins drain into inferior vena cava from liver |
|
|
Term
What veins merge to form the hepatic portal vein? |
|
Definition
Superior Mesentaric vein Splenic Vein Right and left gastric vein |
|
|
Term
Out of these what is the hepatic portal system used for?
Gonads
Stomach
Spleen
Kidneys
Expaxial muscles
Large intestine
small intestine |
|
Definition
stomach, spleen, large and small intestine |
|
|
Term
What do the left and right renal veins drain from and into? |
|
Definition
Kidneys to inferior vena cava -paired |
|
|
Term
What do left and right gonadal veins (testicular or ovarian veins) drain from and to? |
|
Definition
Gonads to inferior vena cava |
|
|
Term
Locate the gonads in male and female |
|
Definition
|
|
Term
What is longer? Left or right renal vein? Why? |
|
Definition
Left vein is longer because IVC lies on the right side of vert column |
|
|
Term
Left gonadal vein drains from what to where? |
|
Definition
Left gonad into left renal vein |
|
|
Term
From to where does the right gonadal vein drain into? |
|
Definition
Right gonadal vein to IVC at L4 |
|
|
Term
What is the somatic nervous system? |
|
Definition
Voluntary motor information running from CNS to hypaxial and epaxial muscles |
|
|
Term
How many neurons are required for a somatic motor pathway to a skeletal muscle? |
|
Definition
|
|
Term
What is somatic motor innervation? |
|
Definition
commands sent to skeltal muscle |
|
|
Term
Where are somatic motor cell bodies located? |
|
Definition
|
|
Term
Somatic motor commands innervate what? |
|
Definition
|
|
Term
What type of muscle are the abdominal viscera? |
|
Definition
|
|
Term
What are visceral motor neurons? |
|
Definition
(involuntary) innervate smooth muscle cardiac muscle Glands |
|
|
Term
How many neurons does a visceral motor command require? |
|
Definition
|
|
Term
What are the two neurons used in visceral motor commands called? |
|
Definition
Preganglionic and post ganglionic neurons |
|
|
Term
Where do the preganglionic and post ganglionic neurons synapse? |
|
Definition
In peripheral ganglia outside the CNS |
|
|
Term
Where is the preganglionic cell body located? |
|
Definition
|
|
Term
Where is the post ganlionic neuron cell body located? |
|
Definition
ganglion in the sympathetic trunk |
|
|
Term
Describe a visceral motor command signal? |
|
Definition
Involuntary motor command that goes from brain > cell body in brain or lateral horn > travels along preganglionic axon > ganglion (for synapse) > cell body of postganglionic neuron (in ganglion)> axon of postgang neuro > effector of involuntary cardiac or smooth muscle or gland |
|
|
Term
What type of nervous system are visceral motor commands a part of? |
|
Definition
|
|
Term
What are the division of the automatic nervous system? |
|
Definition
Sympathetic and parasympathetic |
|
|
Term
What does sympathetic ANS control? |
|
Definition
Fright, flight, fight-a behavioral response |
|
|
Term
Activation of the sympathetic ANS results in what? |
|
Definition
higher mental acuity increase heart rate dialated pupils |
|
|
Term
What does the parasympathetic ANS control? |
|
Definition
|
|
Term
What physical response does the Parasympathetic ANS result in? |
|
Definition
directs blood to the gut tube secretes enzymes takes blood from brain and limbs pupils get small |
|
|
Term
Where do parasympathetic preganglionic neurons leave the CNS? |
|
Definition
Brain Sacral spinal segments S1-S4 ONLY!! |
|
|
Term
Where is the synapse ganglion for parasympathetic systeM |
|
Definition
Near or on the target organ, close to the efffector |
|
|
Term
Where do preganglionic neurons for sympathetic motor innervation leave the CNS? |
|
Definition
|
|
Term
Where are the ganglion located for synapsing sympathetic motor neurons? |
|
Definition
Sympathetic trunk or prevertebral ganglia on anterior surface of abdominal aorta |
|
|
Term
Where do the preganglionic neurons orginate for the trunk body wall (skin, blood vessels) sympathetic innervation? Where is the site of synapse? |
|
Definition
T1-T12 spinal nerve; sympathetic trunk |
|
|
Term
Where do preganglionic neurons originate for sympathetic innervation of thoracic viscera (lungs; heart, esophogus)? Where do they synapse? |
|
Definition
T1-T5 spinal nerve; sympathetic trunk |
|
|
Term
Where do the preganglionic neurons orginiate for sympathetic innervation of abdominal and pelvic viscera? (stomach to anus) Where do they synapse? |
|
Definition
T5-L2 spinal nerve; prevertebral ganglia (anterior to abdominal aorta) |
|
|
Term
What is the sympathetic response in abdominal viscera? |
|
Definition
|
|
Term
Where do preganglionic neurons originate for parasympathetic innervation of the trunk body wall? |
|
Definition
|
|
Term
Where are the synapse sites for parasympathetic innervation to the trunk body wall? |
|
Definition
Trunk body wall does not have parasympathetic innervation |
|
|
Term
Where do the preganglionic neurons originate for parasympathetic innervation of the thoracic viscera? Where is the site of synapse? |
|
Definition
Brain via Vagus nerves; (on, in, near) site to be innervated |
|
|
Term
Where do preganglionic neurons originate for parasympathetic innervation of abdominal or pelvic viscera? Where is the site of synapse? |
|
Definition
For region stomach to left colic flexure: vagus nerves
Left colic flexure to anus: S2-S4 Spinal nerves
On/in/near site to be innervated |
|
|
Term
Lecture pg 83, ID all parts |
|
Definition
|
|
Term
What two muscles make up the pelvic diaphragm? |
|
Definition
|
|
Term
Name the regions of the trunk |
|
Definition
Thorax Diaphragm Abdomen Pelvis Pelvic Diaphragm Perineum |
|
|
Term
What is the diaphragm innervated by? |
|
Definition
|
|
Term
What type of muscle is the diaphragm? |
|
Definition
|
|
Term
What type of muscle is the pelvic diaphragm? |
|
Definition
|
|
Term
|
Definition
Region inferior to the pelvic diaphragm |
|
|
Term
What structures make up the perineum? |
|
Definition
Urogenital diaphragm; external anal and urethral sphincters; external genitalia |
|
|
Term
On lecture pg 85 ID:
Ischiorectal Fossa
Pelvic diaprhagm
Urogenital diaphragm |
|
Definition
|
|
Term
What type of muscle is urogentital diaphragm? |
|
Definition
Skeletal hypaxial muscle and connective tissue |
|
|
Term
What is the function of the urogential diaphragm? |
|
Definition
anchor and move external genitalia and anus |
|
|
Term
What can happen if central tendon is damaged? |
|
Definition
integrity of the urogenital diaphragm is compromised and can cause uteran prolapse |
|
|
Term
ID all structures lecture pg 86 |
|
Definition
|
|
Term
What are the functions of the rectal folds? |
|
Definition
1) allows flatulence to pass by stool 2) slaloms stool slowing it down |
|
|
Term
What connects inferiorly to the sigmoid colon? |
|
Definition
|
|
Term
What type of innervation do the internal anal and urethral sphincters receive? |
|
Definition
Parasympathetic innervation to contract to hold stool/urine in place by closing the rectum; and also to tell it to relax when there is stool build up |
|
|
Term
How many rectal folds are there? |
|
Definition
|
|
Term
What do the external urethral and anal sphincters do? |
|
Definition
Allow a somatic (voluntary) response to hold stool in place by closing the rectum when internal sphincters are relaxed |
|
|
Term
|
Definition
|
|
Term
What type of muscle are external anal and urethral sphincters? |
|
Definition
|
|
Term
lecture pg 87 ID all parts |
|
Definition
|
|
Term
What type of muscle are internal sphincters? |
|
Definition
|
|
Term
|
Definition
|
|
Term
How long is the vas deferens? |
|
Definition
|
|
Term
How long is the gut tube? |
|
Definition
|
|
Term
|
Definition
|
|
Term
What muscles make up the urogential diaphragm? |
|
Definition
transverse perineus muscle external urethral sphincter muscle |
|
|
Term
|
Definition
Where sperm matures after creation in the testes; stores sperm until ejaculation |
|
|
Term
What do Bulbourethral Glands do? |
|
Definition
Secrete product prior to ejaculation (pre cum); slippery substance that neutralizes the acidic environment of the spongy urethra |
|
|
Term
What do seminal vesicles? |
|
Definition
Contributes fluid to semen |
|
|
Term
ID structures in lecture manual pg 90 |
|
Definition
|
|
Term
How does the peritoneal cavity interact with the pelvic viscera? |
|
Definition
Inferior end dips down between pelvic viscera to form "peritoneal pouches |
|
|
Term
|
Definition
|
|
Term
What is the vesicouterine pouch? |
|
Definition
|
|
Term
Describe a cardiac muscle? |
|
Definition
|
|
Term
What is the erectile genitalia composed of? |
|
Definition
Several masses of erectile tissue |
|
|
Term
What type of muscle surround the external genitalia? |
|
Definition
|
|
Term
What is the external genitalia attached to and adjacent to? |
|
Definition
Attached to urogenital diaphragm; adjacent to bony pelvis |
|
|
Term
What happens to the male erectile tissue during erection? |
|
Definition
tissues are filled with blood; calling the penis to swell |
|
|
Term
|
Definition
|
|
Term
Function of the bulbospongiosus muscle? |
|
Definition
impedes blood from draining out of the erectile tissue to prevent loss of tumesence during an erection |
|
|
Term
Male and female external genitalia are developed from what? |
|
Definition
The same embryonic precursors |
|
|
Term
Corresponding male ad female structures are called what? |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
Name the Female-male homologs |
|
Definition
Bulbs of the vestibule > bulb of penis Glans clitoris > Glans penis Crura of the Clitoris > Crura of penis Ovaries > testes Labia majora > scrotum |
|
|
Term
On lecture pg 95, superior picture is what sex?
Inferior picture? |
|
Definition
Sup = male inferior = female |
|
|
Term
|
Definition
|
|
Term
Why are females more prone to urethral infections than males? |
|
Definition
The female urethra is shorter and within closer proximity of the vagina and anus thereby making it easier for bacteria to travel to the urinary tract and bladder. |
|
|
Term
|
Definition
|
|
Term
Describe the descent of the gonads |
|
Definition
1) Gonads start off as undifferentiated @ T10 2) Follow the gubernaculum inferiorly alongside the posterior body wall 3) move anteriorly towards the anterior body wall as they reach the pelvis 4) Testes drop through the inguinal canal; ovaries stop before the inguinal canal 5) For ovaries, the gubernaculmum becomes the round ligament of uterus when ovaries stop; this extends to the labia majora 6) Testes have a small gubernaculum between them and the scrotum |
|
|
Term
What is the gubernaculum? |
|
Definition
The ropey guide which gonads follow during descent |
|
|
Term
What can the gubernaculum become and how? |
|
Definition
The gubernaculum becomes the round ligament of the uterus when the ovaries have stopped descending |
|
|
Term
What allows the evagination of the abdominal body wall? |
|
Definition
|
|
Term
What passes through the inguinal canal? |
|
Definition
testes only; except in accidental cases where an ovary descends into the labia majora but this causes the ovary to not function |
|
|
Term
What does the inguinal canal lead to? |
|
Definition
Scrotum in males; libia majora in females |
|
|
Term
Which sex has more coeloms? How many more? What are they called? |
|
Definition
Males; 2 more; Tunica Vaginalis |
|
|
Term
What are the tunica vaginalis derived from? When does this happen? |
|
Definition
Peritoneal cavity as testes pass through the inguinal canal |
|
|
Term
What is the function of the Tunica Vaginalis? |
|
Definition
prevents friction in order to ensure that testes have the proper tempature to cultivate sperm |
|
|
Term
What does the spermatic cord consist of? |
|
Definition
Ductus deferens External oblique Internal obliqe Transversus Abdominis Testicular Artery Tesicular Vein Genital nerve from L2 venral ramus |
|
|
Term
What innervates the spermatic cord |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
What does the superior gluteal artery pass through to exit pelvis? Supply? |
|
Definition
Greater sciatic foramen; butt muscle |
|
|
Term
What does the inferior gluteal artery pass through to exit the pelvis and supply? |
|
Definition
Greater sciatic foramen; butt muscles |
|
|
Term
What does the internal pudendal artery pass through to exit the pelvis? supplies? |
|
Definition
greater sciatic foramen; supplies perineum by entering the pelvis via lesser sciatic foramen and ischiorectal fossa |
|
|
Term
Where does the obturator artery exit the pelvis? What does it supply? |
|
Definition
Obturator foramen; medial thigh |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
Where do the internal pudenal arteries and veins pass through? |
|
Definition
|
|
Term
What arteries branch off the internal illiac artery? |
|
Definition
Superior gluteal artery Inferior gluteal artery Internal pudendal artery Obturator artery |
|
|
Term
|
Definition
|
|
Term
|
Definition
Divides the body into left and right parts |
|
|
Term
what is a transverse section? |
|
Definition
divides body into cranial and caudal parts |
|
|
Term
|
Definition
divides the body into equal right and left halves |
|
|
Term
|
Definition
divides body into unequal right and left parts |
|
|
Term
|
Definition
Divides body into ventral and dorsal parts |
|
|
Term
|
Definition
Divides the body into ventral and dorsal parts |
|
|
Term
How many vertebrae compose the vertebral column? |
|
Definition
|
|
Term
What are the functions of the vertebral column? |
|
Definition
1) replaces the notochord as the central skeletal support for body 2) protects the hollow dorsal nerve cord 3) bears the weight of the body and transmits this weight to the lower limbs via the pelvic girdle |
|
|
Term
|
Definition
|
|
Term
What makes up the vertebral arch? |
|
Definition
Pedicle Lamina Spinous process |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
What contributes to the vertebral canal? |
|
Definition
|
|
Term
|
Definition
|
|
Term
ID Intervertebral foramen |
|
Definition
|
|
Term
ID superior articular process |
|
Definition
|
|
Term
Inferior Articular process |
|
Definition
|
|
Term
|
Definition
|
|
Term
Lumbar vertebrae do not have what? |
|
Definition
do not have formina in transverse processes and lack costal facets for rib articulation |
|
|
Term
Which way are cervical vertebrae concaved? |
|
Definition
|
|
Term
Which way are thoracic vertebrae concaved? |
|
Definition
|
|
Term
Which way are lumbar vertebrae concaved? |
|
Definition
|
|
Term
Which way does sacral vertebrae concaved? |
|
Definition
|
|
Term
Which does the coccygeal region concave? |
|
Definition
|
|
Term
|
Definition
exaggerated thoracic curvature; common in elderly women |
|
|
Term
|
Definition
accentuated lumbar curvature; common in pregnant women or fat ppl |
|
|
Term
|
Definition
abnormal lateral curvature of the vertebral column |
|
|
Term
What is the most common reason for scoliosis? |
|
Definition
asymmetrical growth of vertebral column |
|
|
Term
What type of joints are formed between inferior and superior vertbrae articular processes? |
|
Definition
|
|
Term
Where do herniated discs occur most commonly? |
|
Definition
|
|
Term
What does anterior longitudinal ligament connect? |
|
Definition
anterior vert body to anterior vertebral body |
|
|
Term
What does the posterior longitudinal ligament connect? |
|
Definition
Posterior vertebral body to posterior vertebral body |
|
|
Term
What does the supraspinous ligament connect? |
|
Definition
spinous process to spinous process |
|
|
Term
What does the nuchal ligament connect? |
|
Definition
skull to cervical spinous process |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
What ribs connect directly to sternum? |
|
Definition
|
|
Term
What ribs connect indirectly to sternum via intercostal cartilage |
|
Definition
|
|
Term
What ribs are floating ribs? |
|
Definition
|
|
Term
|
Definition
|
|
Term
what part of rib articulates with 2 vertebral bodies? |
|
Definition
articular facets on the rib head |
|
|
Term
|
Definition
|
|
Term
Where does the rib tubercle articulate? |
|
Definition
With thoracic transverse process |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
Which way does shaft of rib run at the angle? |
|
Definition
|
|
Term
ID 3 parts of sternum: what are they called? |
|
Definition
Manubrium; body; xiphoid process |
|
|
Term
Name parts of the vertebrae? |
|
Definition
Vertebral body, pedicle, lamina, spinous process, transverse process, costal facet (t only), superior and inferior articular process, vertebral foramen, intervertebral foramen |
|
|
Term
What are the parts of the ribs? |
|
Definition
head, articular facets, tubercle, neck, shaft, angle |
|
|
Term
Name the 3 sections of the hip bone? |
|
Definition
|
|
Term
|
Definition
Ossa coxae; os coxae singular |
|
|
Term
Name and ID all parts of the Os coxae |
|
Definition
Acetabulum, obturator foramen, Ilium, ischium, pubis, iliac crest, anterior superior iliac spine, anterior inferior iliac spine, iliac fossa, ischial spine, ischial tuberosity, ischial ramus, superior pubic ramus, inferior pubic ramus, pubic symphisis, pubic tubercle |
|
|
Term
What part of the ossa coxae do we sit on? |
|
Definition
|
|
Term
Name and ID all Pelvic ligaments |
|
Definition
Sacroiliac ligament, sacrotuberous ligament, inguinal ligaent, sacrospinous ligament |
|
|
Term
What does the sacroiliac ligament connect? |
|
Definition
|
|
Term
what does the sacrotuberous ligament connect> |
|
Definition
Sacrum to the ischial tuberosity |
|
|
Term
What does the sacrospinous ligament connect? |
|
Definition
Sacrum to the ischial spine |
|
|
Term
What does the inguinal ligament connect? |
|
Definition
anterior superior iliac spine to pubic tubercle |
|
|
Term
What is a muscle contraction? |
|
Definition
when insertion is pulled towards the insertion |
|
|
Term
|
Definition
|
|
Term
List from superficial to deep the epaxial muscles...then ID |
|
Definition
Splenius, Illiocostalis, Longisimus, Spinalis, Semispinalis, multifidus |
|
|
Term
|
Definition
inferior half of nuchal ligament, spinous processes of T1-T6 |
|
|
Term
|
Definition
transverse processes of C1-C4 vertebrae, mastoid process, and posterior skull |
|
|
Term
|
Definition
Bilateral: extend head and neck Unilateral: lateral flexion of head and neck |
|
|
Term
|
Definition
Cervical and thoracic dorsal rami |
|
|
Term
What muscles compose the erector spinae? |
|
Definition
Iliocostalis, Longissimus, spinalis |
|
|
Term
|
Definition
Iliac crest, posterior sacrum, and spinous process of sacral and lumbar vertebrae |
|
|
Term
|
Definition
Iliac crest, posterior sacrum, and spinous process of sacral and lumbar vertebrae |
|
|
Term
|
Definition
Iliac crest, posterior sacrum, and spinous process of sacral and lumbar vertebrae |
|
|
Term
|
Definition
Transverse processes of cervical and thoracic vertebrae, mastoid process of skull |
|
|
Term
|
Definition
spinous processes of cervical and thoracic vertebrae |
|
|
Term
Action of illiocostalis, longissimus, and spinalis? |
|
Definition
Bilateral: extend vertebral column and head Unilateral: laterally flex vertebral column and head |
|
|
Term
What innervates longissimus, iliocostalis, and spinalis? |
|
Definition
|
|
Term
What are the intermediate epaxial muscles? |
|
Definition
|
|
Term
Where does semispinalis start? |
|
Definition
|
|
Term
|
Definition
Transverse process of cervical and thoracic vertebrae |
|
|
Term
|
Definition
spinous processes of vertebrae 6-7 segemtns superior to origin, posterior skull near midline |
|
|
Term
|
Definition
Bilateral: extension of head and neck Unilateral action: lateral flexion of neck and head |
|
|
Term
|
Definition
Cervical and thoracic dorsal rami |
|
|
Term
Deepest of intermediate epaxial muscles? |
|
Definition
|
|
Term
How far does mutlifidus run? |
|
Definition
the whole length of vert column starting in sacral region |
|
|
Term
|
Definition
tranverse process of cervical, thoracic, lumbar, and sacral vert. |
|
|
Term
Insertion for multifidus? |
|
Definition
spinous process of vert 2-3 segments superior |
|
|
Term
|
Definition
Bilateral: extension of vert column Unilateral: lateral flexion of vert column |
|
|
Term
Name all epaxial muscles on T4 cross section |
|
Definition
|
|
Term
Name and ID the hypaxial thoracic body wall muscles? |
|
Definition
External intercostals, internal intercostals, transversus thoracis |
|
|
Term
Origin and insertion for external intercostals; internal intercostals; |
|
Definition
11 pairs of muscles attached to ribs and occupying intercostals spaces |
|
|
Term
Action of external intercostals |
|
Definition
Elevate rib cage during quiet inspiration |
|
|
Term
Action of internal intercostal muscles? |
|
Definition
depress rib cage during forced expiration |
|
|
Term
Insertion for Transversus Thoracis |
|
Definition
Internal surface of costal cartilages 2-6 |
|
|
Term
Origin for Transversus thoracis |
|
Definition
Posterior surface of sternum |
|
|
Term
action of transversus thoracis |
|
Definition
|
|
Term
What innervates external intercostal muscles? |
|
Definition
|
|
Term
What innervates intercostal muscles? |
|
Definition
|
|
Term
What innervates transversus thoracis |
|
Definition
|
|
Term
Name the muscles and other parts of the abdominal body wall and ID |
|
Definition
Rectus abdominis, External oblique, Internal oblique, transverus abdominis, quadratus lumborum, rectus sheath, linea alba, arcuate line |
|
|
Term
Origin of rectus abdominis |
|
Definition
|
|
Term
Insertion of rectus abdominis |
|
Definition
sternum and costal cartilages 5-7 |
|
|
Term
|
Definition
Compress and support abdominal viscera, flex trunk |
|
|
Term
Rectus abdominis innervation |
|
Definition
|
|
Term
|
Definition
|
|
Term
External oblique insertion |
|
Definition
linea alba via rectus sheat and iliac crest |
|
|
Term
|
Definition
compress and support abdominal viscera,flex and rotate trunk |
|
|
Term
external oblique innervation? |
|
Definition
|
|
Term
|
Definition
thoracolumbar fascia, iliac crest, and inguinal ligament |
|
|
Term
Internal oblique insertion |
|
Definition
linea alba via rectus sheath and lower 3 ribs |
|
|
Term
|
Definition
compress and support abdominal viscera, flex and rotate trunk |
|
|
Term
Internal oblique innervation |
|
Definition
thoracic and lumbar ventral rami |
|
|
Term
transversus abdominis origin |
|
Definition
lower 8 ribs, thoracolumbar fascia, iliac crest, and inguinal ligament |
|
|
Term
Transversus abdominis insertion |
|
Definition
linea alba via rectus sheath |
|
|
Term
Transversus abdominis action |
|
Definition
compress and support abdominal viscera |
|
|
Term
Transversus abdominis innervation |
|
Definition
thoracic and lumbar ventral rami |
|
|
Term
Quadratus lumborum origin |
|
Definition
|
|
Term
Quadratus lumborum insertion |
|
Definition
transverse processes of lower lumbar vertebrae and rib 12 |
|
|
Term
Quadratus lumborum action |
|
Definition
bilateral: extend vertebral column unilateral: laterally flex vertebral column |
|
|
Term
Quadratus lumborum innervation |
|
Definition
thoracic and lumbar ventral rami |
|
|
Term
What connects abdominal body wall muscles to linea alba? |
|
Definition
|
|
Term
Where does the posterior rectus sheath stop? |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
medial surface of pelvis from pubis to ischial spine |
|
|
Term
|
Definition
coccyx, levator ani muscle of opposite side and the structures that penetrate it (anus, vagina, and urethra) |
|
|
Term
|
Definition
supports pelvic viscera, raises pelvic floor, helps to compress abdominal contents during heavy breathing, vomiting, and coughing; raises anal canal over descending fecal matter during defecation |
|
|
Term
|
Definition
|
|
Term
What is the spinal cord a continuation of? |
|
Definition
|
|
Term
Where does the spinal cord extend to? |
|
Definition
|
|
Term
What is the caudal end of the spinal cord called? |
|
Definition
|
|
Term
What is the caudal collection of spinal roots called? |
|
Definition
|
|
Term
where does the cauda equina formed? |
|
Definition
inferior to conus medularis; below L2 |
|
|
Term
Where is the spinal cord enlarged and why? |
|
Definition
cervical and lumbar regions to innervate the limbs |
|
|
Term
Name and ID parts of spinal cord and nerves |
|
Definition
conus medullaris, cauda equina, gray matter, white matter, central canal, ventral horns, lateral horns, dorsal horns, meninges, dura mater, arachnoid mater, pia mater |
|
|
Term
Where are lateral horns present in? |
|
Definition
thoracic, some lumbar and sacral levels of spinal cord |
|
|
Term
What does white matter consist of? |
|
Definition
|
|
Term
what is gray matter composed of? |
|
Definition
neuronal cell bodies and unmyelinated axons, surrounding central canal |
|
|
Term
What does the dura mater surround? |
|
Definition
loose fiting surrounding ventral and lateral horns |
|
|
Term
Where is pia mater located? |
|
Definition
tight fitting sheath around spinal cord |
|
|
Term
What connects arachnoid and dura mater? |
|
Definition
thin spidery strands of connective tissue |
|
|
Term
What fills the central canal and occupies space between arachnoid mater and pia mater? |
|
Definition
|
|
Term
What is cerebrospinal fluid? what does it do? |
|
Definition
blood plasma derivative, nourishes CNS and serves as a flotation bath for spinal cord and the brain, keeping delicate tissue of the CNS from being crushed agaisnt surrounding bone |
|
|
Term
How many pairs of cervical spinal nerves are there? Why? |
|
Definition
8; first pair exits veterbral column between skull and C1 |
|
|
Term
ID anterior, lateral, and posterior cutaneous nerves |
|
Definition
|
|
Term
ID iliohypogastic and ilioinguinal nerves, what do they innervate? |
|
Definition
Ventral rami that innervate abdominal body wall muscles and sensory innervation of buttocks and genital regions |
|
|
Term
Where does pelvic diaphragm receive motor innervation from? |
|
Definition
ventral rami of spinal nerves S3 and S4 |
|
|
Term
what innervates thoracic body wall? |
|
Definition
Thoracic ventral rami, intercostal nerves |
|
|
Term
What innervates the abdominal body wall |
|
Definition
T6-12 ventral rami, L1 ventral rami, iliohypogastric, ilioinguinal nerve |
|
|
Term
What innervates pelvic body wall? |
|
Definition
|
|
Term
What is the pericardial cavity? |
|
Definition
celomic space that heart lies in |
|
|
Term
|
Definition
serous membrane lining the pericardial cavity (visceral and parietal pericardium) |
|
|
Term
Name and ID all parts of the mediastinum |
|
Definition
Pericardial cavity, pericardium, right atrium, left atrium, left ventricle, right ventricle, chordae tendinae, papillary muscles, right atrioventricular valve (tricuspid), left atrio ventricular valve (biscupid), pulmonary semilunar valve, aortic semilunar valve, interventricular sulcus, atrioventricular sulcus, interventricular septum, atrioventricular septum, superior vena cava, inferior vena cava, coronary sinus, cardiac veins, ascending aorta, descending aotra, arch of aorta, pulmonary trunk, pulmonary veins, pulmonary arteries, l. r. coronary arteries, brachiocephalic trunk, right common carotid, right subclavian artery, left common carotid artery, left subclavian artery, left and right brachiocephalic veins |
|
|
Term
Blood trace to left upper limb |
|
Definition
|
|
Term
blood trace to the anterior thoracic body wall |
|
Definition
|
|
Term
blood trace to right side of head and neck |
|
Definition
|
|
Term
blood trace to left anterior thoracic body wall |
|
Definition
|
|
Term
blood trace to right anterior thoracic body wall |
|
Definition
|
|
Term
blood trace to right side of head and neck |
|
Definition
|
|
Term
blood trace to left side of head and neck |
|
Definition
|
|
Term
blood trace to posterior thoracic body wall |
|
Definition
|
|
Term
ID trachea and left and right bronchi |
|
Definition
|
|
Term
What is trachea composed of? |
|
Definition
C-shaped rings of cartilage joined by intervening membranes of connective tissue |
|
|
Term
What happens to the trachea during inahalation? exhalation? |
|
Definition
it stretches and descends; recoils to original position |
|
|
Term
|
Definition
where bronchi plunge into to enter lung (medial depression) |
|
|
Term
Which bronchi is shorter and wider? |
|
Definition
|
|
Term
What does the bronchi branch into? |
|
Definition
blind sacs called alveoli |
|
|
Term
What type of muscle is esophogus? |
|
Definition
|
|
Term
What is the function of the esophagus? |
|
Definition
move food from mouth to pharynx to stomach |
|
|
Term
What does sympathetic innervation do to esophagus and trachea? |
|
Definition
esophagus = inhibits peristalsis trachea = dilated |
|
|
Term
What does parasympathetic innervation do to esophagus and trachea? |
|
Definition
esophagus = stimulates peristalsis Trachea = constricts trachea and bronchi tubes |
|
|
Term
What provides parasympathetic visceral motor innervation to trachea and esophagus? |
|
Definition
|
|
Term
How many lobes in left lung? in right? |
|
Definition
|
|
Term
What are clinical importances of the lung partitions into bronchopulmonary segments? |
|
Definition
1) limit the spread of infection 2) allows surgical removal of segements without damaging others |
|
|
Term
Name of serous membrane surrounding lungs? |
|
Definition
parietal and visceral pleura |
|
|
Term
What is the function of the serous fluid in the pleura |
|
Definition
1) acts as a lubricant to allow lung's external surface to move across surfaces without friction 2) fluid holds parietal and visceral pleura together allowing them to passively pull lungs to faciliate breathing by expansion and collapsing lungs |
|
|
Term
|
Definition
Inferior border of rib cage, costal cartilages of ribs 6-12 and lumbar vetrebrae |
|
|
Term
|
Definition
|
|
Term
|
Definition
flattens when contracted; dome-shaped when relaxed |
|
|
Term
|
Definition
phrenic nerves (ventral rami c3-5) |
|
|
Term
Name blood vessels in the thoracic region and ID them |
|
Definition
posterior intercostal arteries, anterior intercostal arteries, internal thoracic arteries, left and right subclavian arteries, anterior intercostal veins, posterior intercostal veins, descending aorta, left and right brachiocephalic veins, inferior vena cava, superior vena cava, azygos vein, hemiazygos vein, accessory azygos vein |
|
|
Term
What innervates thoracic body wall? |
|
Definition
|
|
Term
What does the accessory azygos vein drain into? |
|
Definition
Left brachiocephalic vein |
|
|
Term
What do anterior intercostal arteries branch off of? What do they supply? |
|
Definition
internal thoracic arteries; anterior intercostal spaces |
|
|
Term
What do the posterior intercostal arteries branch off of? What do they supply? |
|
Definition
Descending aorta; supply posterior intercostal spaces |
|
|
Term
Drainage pattern for posterior intercostal veins to right atrium? |
|
Definition
Left side superior (accessory azygos) > left brachiocephalic vein > superior vena cava; left side inferior cap beds > hemiazygos vein > azygos vein > superior vena cava; right side thoracic cap beds > azygos vein > superior vena cava |
|
|
Term
Drainage patter for anterior intercostal right side? |
|
Definition
cap beds > intercostal veins > right internal thoracic veins > right brachiocephalic > superior vena cava |
|
|
Term
drainage pattern for posterior left side intercostal spaces? |
|
Definition
Cap beds > left intercostal veins > left internal thoracic vein > left brachiocephalic vein > superior vena cava |
|
|
Term
Name abdominal viscera of the gut + subcomponents and ID |
|
Definition
Stomach (fundus, greater curvature, lesser curvature, pylorus, pyloric sphincter, cardia sphincter) Small intestine (duodenum, jejunum, ileum), Large instestine (cecum, vermiform appendix, ascending colon, right colic flexure, left colic flexure, descending colon, transverse colon, sigmoid colon |
|
|
Term
What type of muscle is the gut tube made of? |
|
Definition
|
|
Term
What type of innervation does the gut receive? |
|
Definition
visceral motor innervation |
|
|
Term
Sympathetic response of the gut? |
|
Definition
inhibition of peristalsis and constriction of blood vessels to digestive tract |
|
|
Term
Parasympathetic response of gut abdominal viscera? |
|
Definition
stimulation of peristalsis |
|
|
Term
What is the abdominal celom? ID it |
|
Definition
|
|
Term
What is the serous membrane lining abdominal viscera? |
|
Definition
|
|
Term
|
Definition
double layer of peritoneum |
|
|
Term
What are the two ventral mesentaries? What do they connect? ID these |
|
Definition
1) falciform ligament: (ventral body wall to ventral surface of liver)
2) Lesser omentum: runs from liver to lesser curvature of stomach |
|
|
Term
What are the dorsal mesentaries? What do they connect? ID them |
|
Definition
1) Mesentary proper: posterior body wall to jejunum and ileum 2) transverse mesocolon-suspends the transverse colon from posterior body wall 3) greater omentum: posterior body wall to greater curvature looping anteriorly of abdominal viscera in between |
|
|
Term
Name all abdominal viscera that are retroperitoneal |
|
Definition
ascending colon, descending colon, duodenum, pancreas, kidneys (although not derived from the gut tube) |
|
|
Term
Are the kidneys derived from the gut tube? |
|
Definition
|
|
Term
what does the liver begin as? |
|
Definition
An outgrowth of the duodenum |
|
|
Term
What organs are derivatives of the gut tube? |
|
Definition
liver, gall bladder, pancreas |
|
|
Term
How much does the average liver weight? |
|
Definition
|
|
Term
How many functions does the liver have? |
|
Definition
|
|
Term
What is the liver's digetive function? |
|
Definition
produces bile, that is secreted into the duodenum |
|
|
Term
ID the common bile duct and gall bladder; what are their functions? |
|
Definition
Common bile duct: allows for secretion of bile between liver and duodenum
Gall bladder: stores bile from liver |
|
|
Term
|
Definition
green alakline secretion from liver for aiding digestion by breaking up fats making it easier for enzymes from pancreas to break down food |
|
|
Term
What blood vessels are located around the common bile duct? |
|
Definition
hepatic portal vein and hepatic artery proper |
|
|
Term
What is the gall bladder? |
|
Definition
smooth muscular sac for storing bile |
|
|
Term
What are two functions of the liver? |
|
Definition
1) secete bile for aiding digestion 2) filtering blood draining from gut tube of toxins |
|
|
Term
Locate and ID pancreas and pancreatic duct; what is its function? |
|
Definition
provides enzymes via pancreatic duct to duodenum to digest food; also produces hormones that regulate sugar levels in the blood |
|
|
Term
Is the spleen a derivative of the gut? |
|
Definition
|
|
Term
|
Definition
|
|
Term
Functionally what is the spleen a part of? |
|
Definition
|
|
Term
What are the functions of the kidneys? |
|
Definition
1) Cleanse blood by regulating balance between water and salt and acids to bases; 2) cleanses blood by disposing toxins, excessive concentrations of ions, and metabolic waste |
|
|
Term
What is the product of the kidney? |
|
Definition
|
|
Term
Locate and ID the ureters, functions? |
|
Definition
Transport urine from kidneys to urinary bladder |
|
|
Term
What gland lies within close proximity of each kidney? Function? Are these |
|
Definition
Suprarenal gland; secete hormones adrenaline and noradrenaline |
|
|
Term
What type of innervation does abdominal viscera receive? |
|
Definition
visceral motor innervation |
|
|
Term
1) What does the Vagus nerve provide to abdominal viscera?
2) What does S2-S4 spinal nerves provide parasympathetic innervation to? |
|
Definition
Parasympathetic visceral motor innervation from stomach to the left colic flexure 2)descending colon and sigmoid colon |
|
|
Term
Parasympathetic response of liver, gall bladder and pancreas? |
|
Definition
secretion of digestive enzymes |
|
|
Term
What is peristalsis? When is it inhibited? |
|
Definition
gut mobility; during sympathetic visceral motor innervation |
|
|
Term
What provides sympathetic visceral motor innervation to abdominal viscera? |
|
Definition
|
|
Term
What is the sympathetic response of guttube, kidneys |
|
Definition
peristalsis inhibited, constriction of blood vessels to gut and kidneys, promotion break down of glucose for energy |
|
|
Term
Name the vessels bringing blood to the abdominal viscera and ID these |
|
Definition
Celiac trunk, superior mesenteric artery, inferior mesenteric artery, left gastric artery, splenic artery, right gastric artery, left gastroepiploic artery, Right gastroepiploic artery, hepatic proper artery, gastroduodunal artery |
|
|
Term
What arteries make up the celiac trunk? ID these |
|
Definition
Left gastic artery, splenic artery, common hepatic artery |
|
|
Term
What branches from the common hepatic artery? |
|
Definition
hepatic artery proper and gastroduodenal artery |
|
|
Term
What does the hepatic proper artery give rise to? |
|
Definition
|
|
Term
What does the gastroduodenal artery give rise to? |
|
Definition
right gastroepliploic artery |
|
|
Term
What does the splenic artery give rise to? |
|
Definition
Left gastroepiploic artery |
|
|
Term
What does the celiac trunk branch from? What does it branch to? |
|
Definition
abdominal aorta; to left gastric artery, to splenic artery, to common hepatic artery |
|
|
Term
What does left gastric artery branch from and to? |
|
Definition
From: Celiac trunk To: lesser curvature of stomach |
|
|
Term
What does splenic artery branch from and to? |
|
Definition
From: celiac trunk to: Left gastroduodenal artery; pancreas; spleen |
|
|
Term
What does left gastroepiploic artery branch from and to? |
|
Definition
From: Splenic artery To: Greater curvature of stomach |
|
|
Term
What does common hepatic artery branch from and to? |
|
Definition
From: Celiac Trunk To: Liver,gall bladder, gastroduodenal artery, Hepatic proper artery |
|
|
Term
What does gastroduodenal branch from and to? |
|
Definition
From Common hepatic artery To: Right gastroepiploic artery, duodenum, pancreas |
|
|
Term
What does right gastroepiploic artery branch from and to? |
|
Definition
From: gastroduodenal artery To: greater curvature of stomach |
|
|
Term
What does hepatic proper artery branch off of and to? |
|
Definition
From: common hepatic artery To: liver, Right gastric artery |
|
|
Term
What does right gastric artery branch from and to? |
|
Definition
From: hepatic proper artery To: supplies lesser curvature of stomach |
|
|
Term
What does the superior mesenteric artery branch from and to? |
|
Definition
From: abdominal aorta to: duodenum, jejunum, ileum, cecum, vermiform appendix, ascending colon, transverse colon |
|
|
Term
What does inferior mesenteric artery branch from and to? |
|
Definition
From abdominal aorta To: descending colon; sigmoid colon |
|
|
Term
|
Definition
|
|
Term
Blood trace to ascending colon |
|
Definition
|
|
Term
blood trace to descending colon |
|
Definition
|
|
Term
|
Definition
|
|
Term
Blood trace to lesser curvature of stomach |
|
Definition
|
|
Term
Blood trace to greater curvature of stomach |
|
Definition
|
|
Term
Locate and ID renal arteries and gonadal arteries |
|
Definition
|
|
Term
Where do renal arteries branch and where do they supply? |
|
Definition
abdominal aorta at L1-L2: Kidneys |
|
|
Term
Which renal artery is longer? |
|
Definition
Right renal artery because aorta lies on the left side of vert bodies |
|
|
Term
Where do gonadal arteries branch from and why? |
|
Definition
Abdominal aorta around L2 because this is where gonads first develop in an embryo |
|
|
Term
What are the serial homologs of the posterior intercostal arteries? |
|
Definition
|
|
Term
What feeds blood to rectus abdominis? where do they come from? |
|
Definition
Right and left superior epigastric arteries; from right and left internal thoracic arteries (just a continuation) |
|
|
Term
What do lumbar arteries branch from and supply? |
|
Definition
1) abdominal aorta 2) posterior and lateral abdominal body wall |
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Term
Locate superior epigastric arteries |
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Definition
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Term
How does the abdominal aorta end? |
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Definition
it branches into two common iliac arteries |
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Term
What do common iliac arteries come from where do the supply? |
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Definition
From: abdominal aorta To: L. R. Interal and external iliac arteries |
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Term
What do the internal iliac arteries feed? |
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Definition
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Term
What do external iliac arteries feed? |
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Definition
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Term
What do the superior epigastric arteries form an anastomosis with? What is an anastomosis? |
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Definition
inferior epigastric arteries; a cross connection between tubes |
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Term
ID inferior epigastric arteries |
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Definition
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Term
Where do the inferior epigastric arteries branch from? Located? feed to? |
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Definition
From: external illiac arteries just superior toinguinal ligament Located: deep within rectus sheath Feed to: form an anastomosis with superior epigastric arteries |
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Term
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Definition
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Term
Blood trace to left ovary |
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Definition
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Term
blood trace to right testis |
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Definition
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Term
Blood trace to sigmoid colon |
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Definition
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Term
What is a venous portal system? |
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Definition
where capillaries drain from one organ into the caps of another (of course not directly from cap to cap) |
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Term
What is the portal system that drains the abdominal viscera? |
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Definition
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Term
Name and ID the veins draining abdominal vsicera and body wall |
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Definition
hepatic portal vein, superior mesenteric vein, Right gastric vein, left gastric vein, right gastroepiploic vein, splenic vein, left gastroepiploic vein, inferior mesenteric vein; gonadal veins, renal veins, lumbar veins, inferior epigastric veins, external iliac veins, common iliac veins |
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Term
What does Left gastroepiploic vein drain to and from |
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Definition
To: Splenic Vein From: greater curvature of stomach |
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Term
Inferior vein, drains to and from? |
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Definition
To: Splenic vein From: descending colon and sigmoid colon |
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Term
Splenic vein drains to and from where? |
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Definition
To Hepatic portal vein From: spleen, pancreas, left gastroepiploic vein, and inferior mesenteric vein, |
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Term
What does the right gastroepiploic vein drain to and from? |
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Definition
To: superior mesenteric veing From greater curvature of stomach |
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Term
What does superior mesenteric vein drain to and from? |
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Definition
To: hepatic portal vein From: Duodenum, jejunum, ileum, cecum, appendix, ascending colon, transverse colon |
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Term
What do left and right gastric vein drain to and from? |
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Definition
To: hepatic portal vein From: lesser curvature of stomach |
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Term
What does hepatic portal vein drain to and from? |
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Definition
To: Capillaries of liver From: Right and left gastric vein, superior mesenteric vein, splenic vein |
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Term
What do renal veins drain from and to? |
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Definition
from kidneys to inferior vena cava Left renal also drains left gonadal vein |
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Term
What renal vein is longer, why? |
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Definition
left renal vein is longer b/c IVC is to the right side of vert. column |
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Term
Where do the right and left gonadal veins drain to and from? |
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Definition
To: Left (left renal vein) Right (IVC) From gonads |
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Term
What do the lumbar veins drain to and from? |
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Definition
To: IVC From: cap beds of posterior abdominal body wall |
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Term
Blood trace posterior body wall |
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Definition
remeber the drainage is from lumbar bc posterior |
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Term
Anterior abdominal body wall blood trace |
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Definition
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Term
Where does the inferior epigastric vein drain to and from? |
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Definition
From Anterior abdominal body wall To: external iliac veins |
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Term
where does superior epigastric vein drain to and from? |
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Definition
from: anterior abdominal body wall (caps) To: Internal thoracic veins |
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Term
Where do external illiac veins drain to and from? |
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Definition
From: inferior epigastric (maybe others, need to check) To: common iliac veins |
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Term
Where do common iliac veins drain to and from? |
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Definition
From: external iliac veins (also probably internal iliac veins but not in book?) To: IVC |
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Term
Locate and ID greater sciatic notch and lesser sciatic notch |
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Definition
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Term
What is the Pubic symphysis and what does it join? |
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Definition
Joint binding pubis to pubis |
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Term
Id the ischiorectal fossa; what is it? |
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Definition
space filled with fat, blood vessels, and nerves that supply the perineum |
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Term
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Definition
Tbe body region inferior to the pelvic diaphragm |
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Term
What is the perineum composed of? Id all parts |
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Definition
1) Urogential triangle: a)Urogenital diaphragm (Transverse perineus muscle; External urethral sphincter) b) external genitalia c) penetrated by urethra and vagina 2) Central tendon (perineal body) 3) Anal triangle a) Penetrated by the anus b) External anal sphincter muscle |
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Term
What nerve innervates the transverse perineus, external urethral sphincter, and external anal sphincter muscles? Locate it |
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Definition
Pudenal nerve (s2-s4 ventral rami) |
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Term
Where does the pudendal nerve originate from? |
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Definition
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Term
Transverse perineus Origin |
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Definition
Medial surface of ischial ramus and inferior pubic ramus |
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Term
Transverse perineus Insertion |
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Definition
Central tendon. vagina (female), and sphincter urethra |
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Term
What is the action of the transverse perineus? |
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Definition
Supports pelic viscera by stabilizing central tendon, anchors genitalia |
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Term
What innervates the transverse perineus? |
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Definition
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Term
External urethral sphincter Origin and insertion? |
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Definition
Loops around urethra and vagina in female; loops around membranous urethra in male |
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Term
External urethral sphincter Action and innervation? |
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Definition
Voluntary constriction of urethra, turns off urinary reflex; Pudendal nerve |
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Term
External anal sphincter Origin and insertion? |
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Definition
attached anteriorly to central tendon, posteriorly to coccyx; loops around and attaches to the anal canal |
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Term
Action of the external anal sphincter? |
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Definition
Voluntary constriction of anus, turns off defecatory reflex |
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Term
Innervation of the external anal sphincter? |
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Definition
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Term
What does the pelvic gut tube consist of? ID these |
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Definition
anus and rectum; internal anal sphincter |
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Term
What is the last section of the gut tube? |
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Definition
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Term
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Definition
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Term
How long is the anus? Where does it begin? |
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Definition
3 cm long, at the point where the rectum passes through the levator ani muscle of the pelvic diaphragm |
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Term
What is the internal anal sphincter? What is its function? |
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Definition
smooth muscle inside anus that contracts involuntarily to prevent leakage of fecal matter between defecations |
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Term
What type of innervation keeps the internal anal sphincter contracted? |
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Definition
Automatic visceral motor innervation |
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Term
Name and locate the urinary organs? |
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Definition
Urinary bladder,urethra (prostatic urethra, membranous urethra, spongy (penile) urethra), external urethra sphincter, internal urethral sphincter |
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Term
What propels urine inferiorly? |
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Definition
Peristaltic contractions of smooth muscle in the wall of the ureters |
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Term
What is the urinary bladder? |
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Definition
a collapsible, muscular sac composed of smooth muscle that stores and expels urine |
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Term
How much urine can a bladder hold? |
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Definition
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Term
In females, where is the bladder located in relation to uterus? |
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Definition
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Term
In males where is the bladder located anteriorly from? |
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Definition
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Term
What propels urine from urinary bladder to urethra? |
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Definition
muscular contractions of urinary bladder |
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Term
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Definition
a thin walled tube that drains urine from bladder to the outside |
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Term
How long is the urethra in females? Where is it bound to? Where is the external urethral orifice? ID |
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Definition
1.5 inches long; anterior wall of the vagina by connective tissue; anterior to to vaginal opening and posterior to clitoris |
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Term
How long is the urethra in males? What are its parts? Locate them |
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Definition
8 inches, prostatic urethra, membranous urethra, and spongy urethra |
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Term
How long is the prostatic urethra? Where does it pass through? |
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Definition
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Term
Where does the membranous urethra pass through? |
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Definition
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Term
Where does the spongy urethra pass through ? For about how long? |
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Definition
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Term
Locate external and internal urethral sphincters |
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Definition
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Term
What are male and female gonads called? |
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Definition
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Term
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Definition
peritoneal cavity against the lateral wall of the bony pelvis |
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Term
What happens during ovulation? |
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Definition
the gamete (occyte) is expelled into the peritoneal cavity, uterine tubes receive the occytes facilitated by fimbriae creating a current in peritoneal fluid |
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Term
What are the female reproductive organs, id them |
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Definition
ovaries, uterine tubes, uterus, infundibulum, fimbriae, vagina, fornix |
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Term
What are the uterine tubes? |
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Definition
receive ovulated oocyte and provide site for fertilization |
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Term
What are the uterine tubes? |
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Definition
receive ovulated oocyte and provide site for fertilization |
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Term
What are the infundibulums? |
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Definition
lateral funnel shaped region of each uterine tube |
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Term
Where is the uterus in relation to the bladder? |
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Definition
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Term
How long does it take a zygote to reach the uterus? |
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Definition
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Term
In premenopausal women how big is the uterus? |
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Definition
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Term
What are the parts of the uterus? ID them |
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Definition
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Term
What are the parts of the uterus? ID them |
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Definition
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Term
What are the parts of the uterus? ID them |
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Definition
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Term
What is the function of the uterus? |
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Definition
retain and nourish a fertilized egg during pregnancy |
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Term
Superior rounded part of uterus is what? |
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Definition
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Term
Where does the cervix project into? |
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Definition
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Term
When is the central lumen not small? |
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Definition
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Term
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Definition
secretes a mucus which fills cervical canal to help block infection from vagina to uterus |
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Term
What are the layers of the uterine wall? |
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Definition
perimetrium, myometrium, and endometrium |
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Term
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Definition
peritoneum that covers uterus |
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Term
What is the middle myometrium? |
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Definition
middle layer of uterin wall that is smooth muscle that contracts forcefully during child birth |
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Term
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Definition
innermost uterin wall, that provides a mucosal lining of the uterine cavity where the embryo burrows into |
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Term
What is shed during menstruation? |
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Definition
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Term
What are the functions of the vagina? |
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Definition
exit canal for menstrual flow, birth canal, receives semen |
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Term
The lumen of the vagina is what? why? |
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Definition
very acidic to ward off infection |
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Term
What is the fornix? What is the hymen? |
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Definition
a recess around the inferiorly protruding tip of the cervix; an elaboration of tissue forming an incomplete diaphragm across the vaginal orifice |
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Term
Name the male internal genitalia; id them |
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Definition
testes, scrotum, inguinal canal, spermatic cord, epidiymis, ductus deferens, ejaculatory ducts, urethra, seminal vesicles, prostate gland, bulbourethral glands. |
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Term
Where do the testes reside? |
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Definition
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Term
What is the inguinal canal? |
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Definition
oblique trough running through the anterior abdominal body wall where the testes pass through to get to scrotum |
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Term
What do testes bring with them into the scrotum as the pass through the inguinal canal? |
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Definition
abdominal body wall layers including peritoneum and lateral body wall muscle |
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Term
What is the spermatic cord? |
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Definition
the sum of blood vessels, nerves and abdominal body wall layers drug through the inguinal canal |
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Term
What happens to testes when body is hot, cold? |
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Definition
hot = scrotum hangs loose to cool testes cold = hangs close to warm, scrotum wrinkles to provide more warmth |
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Term
How long is the epidiymis? |
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Definition
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Term
Describe an ejaculation path |
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Definition
sperm from testes awaits in epididymus, goes to ductus deferens, ductus deferens joins with seminal vesicles to form ejaculatory duct; ejaculatroy duct runs through prostate gland and empties into urethra |
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Term
How long is the ductus deferens? |
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Definition
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Term
Is ductus deferens part of the spermatic cord? |
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Definition
yes it passes through the inguinal canal |
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Term
What are the male accessory glands? ID them |
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Definition
seminal vesicles (2), 1 prostate, and 2 bulbourethral glands |
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Term
What do seminal vesicles do? |
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Definition
provide 60% of seminal fluid for ejaculation |
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Term
What does the prostate gland do? |
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Definition
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Term
What does the bulbourethral gland do? |
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Definition
provides a mucus that enters spongy urethra during sexual arousal (precum) to neutralize traces of acidic urine in urethra and lubricates urethra for smooth passage of semen |
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Term
What are the female external genitalia called? name them, and id them |
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Definition
Vulva: mons pubis, labia majora, labia minora, vestibule, clitoris, glans of clitoris, bulbs of vestibule, crus of clitoris, bulbospongiousus muscles, ischiocavernosus muscles, paraurethral glands, greater vestibular glands |
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Term
Name the male external genitalia, id them |
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Definition
penis, scrotum, bulb of penis, glans penis, crus of penis, bulbospongiosus muscle, ischiocavernosus muscles |
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Term
What is the erectile tissue called that the bulb of clit or penis is located? locate for both male and female |
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Definition
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Term
What is the erectile tissue called that composes the crura of the clit or penis? ID these |
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Definition
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Term
What are the female glands associated with female genitalia? What do the do? ID them |
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Definition
paraurethral glands: secrete mucus into the vestibule during sexual arousal
2: Greater vestibular glands-secrete mucus during sexual arousal |
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Term
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Definition
female: central tendon Male: central tendon and midline raphe |
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Term
Bulbosspongiosus insertion |
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Definition
Female: bulbs of vestibule Male: bulb of penis |
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Term
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Definition
Helps produce and maintain erection
Male only: helps empty spongy urethra |
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Term
Bulbospongiosus innervation? |
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Definition
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Term
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Definition
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Term
Ischiocavernosus Insertion |
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Definition
Female: crus of clitoris Male: crus of penis |
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Term
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Definition
Helps produce and maintain erection of clitoris and penis |
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Term
What is the innervation of the ischiocavernosus muscles? |
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Definition
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Term
List the reproductive homologs (7 pairs0 |
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Definition
Ovaries > testes Labia majora > scrotum glans clitoris > glans penis bulbs of vestibule > bulb of penis Crura of clitoris > crura of penis greater vestibular gland > bulbourethral glands paraurethral glands > prostate glands |
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Term
parasympathetic response of rectum and bladder? |
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Definition
inhibition of internal anal sphincter causing defecation (relaxation); contracts bladder, relaxes internal urethral sphincter |
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Term
What provides parasympathetic visceral motor commands to the pelvic viscera and reproductive organs? |
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Definition
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Term
Parasympathetic response of the clitoris or penis? |
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Definition
engorgement of erectile tissue with blood |
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Term
What provides sympathetic visceral motor innervation to reproductive and pelvic viscera? |
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Definition
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Term
Sympathetic visceral motor response of internal sphincters; clitoris or penis? |
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Definition
contraction to aid in urinary and fecal continence; causes ejaculation and remission of erection |
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Term
What arteries and veins that service the pelvis and perineum? ID them |
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Definition
right and left common iliac artery, external iliac arteries, internal iliac arteries, internal pudendal artery, gonadal arteries, internal pudendal veins, internal iliac veins, external iliac veins, common iliac veins, right and left gonadal veins |
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Term
What does external iliac artery supply/ |
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Definition
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Term
What branches from the internal iliac artery? |
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Definition
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Term
What does the internal pudendal artery supply and branch from |
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Definition
Supplies: structures of the perineum including the external genitalia Branches from: internal iliac artery |
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Term
Describe how the internal pudendal artery travels? |
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Definition
leaves pelvis through greater sciatic foramen, reenters through lesser sciatic foramen, the travels through the ischiorectal fossa |
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Term
What does the internal pudendal vein drain from and to? |
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Definition
From: perineum To: internal iliac vein |
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Term
Where does the left gonadal drain from and to? |
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Definition
From: gonads To: left renal vein |
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Term
Where does the right gonadal vein drain from and to? |
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Definition
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Term
Blood trace rectum, bladder, uterus transvese perineus muscle, clitoris penis, testis, ovary |
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Definition
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Term
anatomyatlases Thorax 3.1 |
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Definition
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