internal and external foramina

Question 1

incisive foramen

Answer 1

nasopalatine nerves and sphenopalatine vessels

Question 2

greater palatine foramen

Answer 2

greater palatine nerve

greater palatine vessels

Question 3

foramen ovale

Answer 3

V3 (mandibular division of trigeminal)

Question 4

foramen spinosum

Answer 4

middle meningeal artery

Question 5

carotid canal

Answer 5

internal carotid artery

Question 6

jugular foramen

Answer 6

glossopharyngeal nerve
vagus nerve
accessory nerve
Internal jugular vein

Question 7

foramen magnum

Answer 7

spinal cord
verterbral arteries
(root of accessory nerve)
meninges

Question 8

foramen lacerum

Answer 8

closed in life by a cartilaginous plug

no structures pass through it completely

Question 9

foramen rotundum

Answer 9

V2 (maxillary division of trigeminal)

Question 10

hypoglossal canal

Answer 10

hypoglossal nerve

Question 11

internal acoustic meatus

Answer 11

facial nerve

vestibulocochlear nerve

Question 12

optic canal

Answer 12

optic nerve

ophthalamic artery

Question 13

cribriform plate

Answer 13

olfactory nerve

Question 14

superior orbital fissure

Answer 14

V1 (ophthalamic division of trigeminal)
occulomotor nerve
trochlear nerve
abducent nerve
superior opthalmic vein

Question 15

stylomastoid foramen

Answer 15

facial nerve