internal foramina of skull

Question 1

emissary veins to nasal cavity

Answer 1

foramen caecum

Question 2

olfactory nerve fibers

Answer 2

cribriform plate

Question 3

ophthalmic artery and optic nerve

Answer 3

optic canal

Question 4

oculomotor nerve, trochlear nerve, ophthalmic nerve, abducent nerve, ophthalmic veins

Answer 4

superior orbital fissure

Question 5

maxillary nerve

Answer 5

foramen rotundum

Question 6

mandibular nerve, accessory middle meningeal artery

Answer 6

foramen ovale

Question 7

middle meningeal artery

Answer 7

foramen spinosum

Question 8

greater petrosal nerve

Answer 8

greater petrosal nerve

Question 9

lesser petrosal nerve

Answer 9

lesser petrosal nerve

Question 10

end of brainstem/beginning of spinal cord; vertebral arteries; spinal roots of accessory nerve; meninges

Answer 10

foramen magnum

Question 11

facial nerve, vestibulocochlear nerve, labyrinthine artery

Answer 11

internal acoustic meatus

Question 12

glossopharyngeal nerve, vagus nerve, accessory nerve, inferior petrosal sinus, sigmoid sinus

Answer 12

jugular foramen

Question 13

hypoglossal nerve, meningeal branch of ascending pharyngeal artery

Answer 13

hypoglossal canal

Question 14

emissary vein

Answer 14

condylar canal