Exam 4 Pt. 2 Flashcards

1
Q

bones of the cranial skeleton

A

ethmoid, sphenoid, frontal, parietal, occipital, temporal

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2
Q

ethmoid bone

A

crista galli, cribiform plate, superior and middle nasal conchea, perpendicular plate

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3
Q

crista galli

A

point of attachment for meninges

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4
Q

cribiform plate

A

separates the cranial cavity from the nasal cavities, passage for olfactory nerves

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5
Q

superior and middle nasal conchea

A

contributes to later nasal walls

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6
Q

perpendicular plate

A

contributes to the structure of nasal septum, along with vomer bone and nasal cartilage.

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7
Q

optic canal

A

passage for II optic nerve

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8
Q

foramen rotundum

A

passage for maxillary branch of V trigeminal nerve

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9
Q

hypophyseal fossa

A

houses the pituitary gland

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10
Q

lateral and medial pterygoid plate

A

points of attachment for various muscles

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11
Q

frontal bone

A

orbital portion, zygomatic process

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12
Q

orbital portion

A

contributes to eye socket

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13
Q

zygomatic process

A

articulates with the zygomatic bones

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14
Q

coronal suture

A

between the frontal bone and parietal bones

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15
Q

squamosoal suture

A

between temporal bones and parietal bones

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16
Q

sagittal sutures

A

between both parietal bones

17
Q

lambdoidal suture

A

between occipital and parietal bones

18
Q

occipital bones

A

foramen magnum, condyle, cerebellar fossa.

19
Q

foramen magnum

A

passage for the spinal cord

20
Q

condyle

A

resting point for cervical vertebra

21
Q

cerebellar fossa

A

location of cerebellum

22
Q

tympanic portion

A

styloid process

23
Q

petrous portion

A

semicircular canals, cochlea

24
Q

mastoid portion

A

mastoid process

25
Q

sinuses

A

frontal sinuses, sphenoidal sinuses, ethmoidal sinuses, maxillary sinuses.