Term
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Definition
embryonic forerunner of most bones
-covers many joint surfaces |
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Definition
-Bone to Bone
-Bone to muscle |
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| becomes epiphysial line, where hyaline cartilage stays, cartilage becomes bone around 20-25 years |
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Definition
| Stores bone marrow, in the middle of long bone |
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Definition
| CT on outside of marrow cavity |
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Definition
| CT on inside of marrow cavity |
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Definition
| at a joint (ends of bone), hyaline types of cartilage |
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Definition
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Definition
| breaks down calcium to use for nutritional purposes |
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Definition
| "little canals," pass nutrients in/out of osteon to blood supply |
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Term
| Bone Matrix (what it is comprised of) |
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Definition
*1/3 organic- collagen, carbohydrate complexes
*2/3 inorganic |
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Term
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Definition
| spongy bone is made of this |
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Term
| Spongy bones (what it does and does not contain:) |
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Definition
contains lamellae,
does not contain osteons |
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Term
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Definition
1) Red Marrow: hemopoetic (blood forming), in skull and trunk
2) yellow marrow: replaces red as we age, turns into mainly fat, does not produce blood, in limbs |
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Term
| Bone Development Terms (3) |
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Definition
1) Ossification- bone formation (turns hyaline cartilage into bone)
2) Intramembranous ossification- bone develops within fibrous sheet, produces flat bones of skull, most of clavicle
3) Endochondral ossification- bone develops from hyaline cartilage model |
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Term
| Interstitial and Appositional Growth: |
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Definition
1)Interstitial (means between the tissues): add a new matrix to the interior (bones lengthen this way
during childhood)
2) Appositional growth : add new bone to the surface, bones widen/thicken this way in adulthood |
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Term
| Axial/Appendicular skeleton: |
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Definition
Axial- skull, vertebrae, sacrum, ribs
Appendicular- limbs, pelvic bones |
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Term
| Bones at birth/bones at death |
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Definition
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Term
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Definition
| frontal, ethmoid, sphenoid, maxillary |
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Term
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Definition
| Saggital, Coronal, Lambdoid, squamous |
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Term
| Zygomatic bones and Lacrimal bones |
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Definition
Zygomatic are cheek bones
Lacrimal are tear glands |
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Term
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Definition
bone above larynx
only bone which doesn't articulate with another bone |
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Term
vertebral column:
(cut the last scene, Carrie!) |
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Definition
33 vertebrae
7 cervical
12 thoracic
5 lumbar
5 sacral
4 coccygeal |
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Term
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Definition
gaps b/w flat skull bones (baby skull)
1) anterior
2) mastoid
3) sphenoidal
4) posterior |
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Term
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Definition
1-7: vertebrosternal (true) ribs
8-12: vertebrochondral (false) ribs
11 & 12: floating ribs |
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Term
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Definition
Brachium: humerus
Antebrachium: radius and ulna
Carpus: carpal bones
Manus: metacarpals, phalanges |
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Term
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Definition
Femoral: Femur
Knee Cap :patella
crural: tibia and fibula
tarsal: tarsal bones
pedal: metatarsals and phalanges |
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Term
| Joint Articulation (define and give the 4 classes) |
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Definition
Where two bones meet
1) Bony Joints- no movement
2) Fibrous joints - little/no movement
3) Cartilaginous Joints - slightly movable
4) synovial joints- freely movable |
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
Sutures
Syndesmoses
Gomphoses |
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Term
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Definition
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Term
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Definition
Hinge
Pivot
Plane
Condyloid
Saddle
Ball and Socket |
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Term
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Definition
Ossification of fibrous or cartilaginous joints
-Mandibular bones, cranial sutures, epiphyses with diaphyses |
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Term
| Fibrous Joints (Synathroses) |
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Definition
1)Sutures: bones of skull
2)Gomphoses: teeth in sockets
3) syndesmoses: radius & ulna or tibia & fibula |
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Term
| Cartilaginous Joints (amphiarthroses) |
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Definition
Synchondroses: first rib/sternum, epiphyseal plate
Symphyses: public symphysis, intervertebral discs |
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Term
| Common Synovial Joints locations |
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Definition
| Elbows, knees, knuckles, b/w wrist and ankle bones |
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Term
| Synovial Joint Components: |
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Definition
1) Articular Cartilage
2) Synovial Fluid
3) Joint Capsule (contains fibrous capsule and synovial membrane) |
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Term
| Hinge Joint (Type of Synovial) |
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Definition
Monaxial (moves in one plane)
Ex: elbow, knee, interphalangeal joints |
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Term
| Pivot Joint (type of synovial) |
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Definition
Monaxial
Bone rotates relative to the other |
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Term
| Plane joints (type of synovial) |
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Definition
Surfaces flat
Biaxial (moves in 2 planes)
ex- b/w carpal bones and tarsal bones |
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Term
| Condylar joints (type of synovial) |
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Definition
oval convex surface
biaxial
ex- radiocarpal joint |
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Term
| Saddle joint (type of synovial joint) |
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Definition
Surfaces shaped like a saddle
biaxial |
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Term
| Ball and socket joint (synovial joint) |
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Definition
multiaxial joint
ex- humerus into glenoid cavity |
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Term
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Definition
| areolar CT around individual muscle fibers or cells |
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Term
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Definition
| areolar CT around individual muscle fibers or cells |
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Term
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Definition
| thicker CT that creates bundles |
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Definition
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Definition
| separates muscles or muscle groups |
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Term
| Microstructure of Single Muscle Fiber/ Muscle Cell: |
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Definition
1) Sarcolemma (plasma membrane)
2) Sarcoplasm (cytoplasm): contains myofibrils (bundles of protein), glycogen and myoglobin
3)sarcoplasmic reticulum |
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Term
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Definition
1) Thick filaments: protein MYOSIN (my, you've gotten THICK)
2) Thin filaments: protein actin
3) Elastic Filaments |
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Term
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Definition
| all muscle fibers controlled by a single motor neuron |
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Term
| Epicranius msucle group (function) |
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Definition
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Term
| orbicularis oculi (muscle function) |
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Definition
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Term
| zygomaticus muscle group function |
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Definition
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Term
| orbicularis oris muscle function |
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Definition
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Term
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Definition
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Term
| buccinator muscle function |
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Definition
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Term
| masseter/temporalis muscle function |
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Definition
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Term
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Definition
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Term
| digastric muscle function |
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Definition
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