Bones of the Skull

Question 1

the ____ are located on the left and right lateral walls of the foramen magnum of the occipital bone

Answer 1

hypoglossal canals

Question 2

the hypoglossal canals are the passageways for the ____

Answer 2

hypoglossal nerves (CN XII)

Question 3

lateral to foramen magnum (betw the temporal and occipital bones) are the large _____

Answer 3

jugular foramen

Question 4

the jugular foramen are for the passageway of blood draining from the brain to the _____ and the passageway of the _____

Answer 4

internal jugular v. ; glossopharyngeal n. (CN IX)

Question 5

the ____ bone forms the posterior part of the orbit

Answer 5

sphenoid

Question 6

____ or ____ of the sphenoid bone holds the pituitary gland

Answer 6

hypophyseal fossa; sella turcica

Question 7

____ is between the greater and lesser wings of the sphenoid bone and is passageway for the _____

Answer 7

superior orbital fissure; ophthalmic n. (one part of the trigeminal n.)

Question 8

hook like projection off the medial pterygoid plate

Answer 8

pterygoid hamulus

Question 9

space lateral to and posterior to the lateral plate and inferior to the temporal bone

Answer 9

infratemporal space

Question 10

a thorn-shaped bony prominence located posterior to the foramen spinosum on the inferior surface; the superior attachment of the sphenomandibular ligament

Answer 10

sphenoidal spine or angular spine

Question 11

space between the pterygoid process and the posterior wall of the maxilla; maxillary n. proceeds here after passing through the foramen rotundum

Answer 11

pterygopalatine space or pterygomaxillary space

Question 12

cribriform plate provides passageway from brain to nasal cavity for the fibers of _____

Answer 12

olfactory n. (CN I)

Question 13

___ and ____ form the nasal septum

Answer 13

vomer bone and part of the ethmoid bone

Question 14

anterior opening of the nasal passageways

Answer 14

piriform aperature