Skull: Foramina, Nerves, Vasculature

Question 1

olfactory foramina

cribriform plate

Answer 1

olfactory n. (CN I)

Question 2

Optic canal

Answer 2

optic n. (CN II)

ophthalmic a.

Question 3

superior orbital fissure

Answer 3

oculomotor n. (CN III)
trochlear n. (CN IV)
opthalmic division n. (CN V1)
abducent n. (CN VI)

Question 4

foramen rotundum

Answer 4

maxillary n. (CN V2)

Question 5

foramen ovale

Answer 5

mandibular n. (CN V3)

Question 6

carotid canal

Answer 6

internal carotid a.

internal carotid sympathetic plexus

Question 7

foramen spinosum

Answer 7

middle meningeal a.

meningeal br. of mandibular n. (CN V3)

Question 8

internal acoustic meatus

Answer 8

facial n. (CN VII)

vestibulocochlear n. (VIII)

Question 9

jugular foramen

Answer 9

internal jugular v.
glossopharyngeal n. (CN IX)
vagus n. (CN X)
accessory n. (CN XI)

Question 10

foramen magnum

Answer 10

brainstem / spinal cord

vertebral a

Question 11

hypoglossal canal

Answer 11

hypoglossal n. (CN XII)

Question 12

styloid mastoid foramen

Answer 12

facial n. (CN VII)

Question 13

foramen lacerum

Answer 13

nothing

Question 14

greater / lesser palatine foramina

Answer 14

palatine n. and a.

Question 15

Incisive canal

Answer 15

nasopalatine n. and a.