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W09 Gross Anatomy 4
The Skull (II)
24
Other
Professional
01/15/2009

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Cards

Term
metopic/frontal suture
Definition
The ___ suture is sometimes retained into adulthood and appears as a fracture on a radiograph.
Term
False! The maxillar and mandible are tiny and underdeveloped.
Definition
T/F: The facial bones are well-developed at birth.
Term
Flat bones = intramembranous, long/facial bones = endochondral
Definition
Ossification of the maturing flat bones of the skull is accomplished by ____ process of bone formation, while the long bones and bones forming the face develop by ____ ossification.
Term
Intramembranous ossification
Definition
____ bone formation is when a membrane forms first and is followed by ossification. This process is incomplete at birth leaving soft membranous sites between growing bones.
Term
endochondral ossification
Definition
___ bone formation is the ossification of cartilage.
Term
soft spots = fontanelles, anterior is largest
Definition
Soft spots on the skull of the newborn are called ____ and the largest of which is the (anterior/posterior).
Term
posterior = triangular, anterior = diamond
Definition
The ___ fontanelle is triangular in shape while the ___ fontanelle is diamond in shape.
Term
False! The bones that encase the brain develop before the facial skeleton.
Definition
T/F: Growth and ossification of bones that encase the brain develop later than the bones that form the facial skeleton.
Term
Pterion region
Definition
___ is where four bones come together forming a relatively weak area of the cranium.
Term
Lesser wings, greater wings and pterygoid processes
Definition
What three projections does the sphenoid bone contain?
Term
sella turcica
Definition
The pituitary gland is located on the ___ ___.
Term
superior orbital fissure
Definition
The ___ ___ ___ separates the greater and lesser wing and can be seen on the posterior wall of each orbit.
Term
Greater wings
Definition
Foramen rotundum, which transmits the maxillary branch of the 5th cranial nerve, is found on which of the wings of the sphenoid bone?
Term
foramen ovale = mandibular branch, foramen spinosum = middle meningeal artery/vein
Definition
___ ___ transmits the mandibular branch of the 5th cranial nerve. ___ ___ transmits the middle meningeal artery and vein.
Term
masseter
Definition
The ___ muscle attaches on the zygomatic arch.
Term
vertical = oblong, horizontal = square
Definition
The (horizontal/vertical) plate of the palatine bone is oblong and forms part of the lateral wall of the nasal cavity. The (horizontal/vertical) plate is square and forms the posterior 1/3 of the hard palate.
Term
lacrimal
Definition
The ___ bone is aka the fingernail bone. It contains a groove leading to the tear duct.
Term

A. Anterior fontanelle

B. Posterior fontanelle

Definition
[image]
Term
Metopic/frontal suture
Definition
[image]
Term

A. Medial pterygoid plate

B. Lateral pterygoid plate

C.  Hamulus

Definition
[image]
Term

A. Atlas (C1)

B. Axis (C2)

C. Cervical vertebrae

D. Thoracic vertebrae

E. Lumbar vertebrae

Definition
[image]
Term

1.Vertebral arch

2. Spinous process

3. Lamina

4. Superior articular process

5. Transverse process

6. Pedicle

7. Vertebral foramen

8.  Body

Definition
[image]
Term

1. Superior articular facet

2 Articular face on transverse process for tubercle of ribs

3. Intervertebral foramen

4. Inferior articular facet

5. Articular facet for head of rib

6. Intervertebral disc

7. Body

Definition
[image]
Term

1. Pedicle

2. Superior articular process

3. Spinous process

4. Body

5. Inferior articular facet

Definition
[image]
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