Foramen

Question 1

foramen cecum

Answer 1

emissary vein to superior sagittal sinus

Question 2

nasal slit - anterior ethmoidal foramen

Answer 2

anterior ethmoidal artery, vein, and nerve

Question 3

foramina of cribriform plate

Answer 3

olfactory nerve bundles

Question 4

posterior ethmoidal foramen

Answer 4

posterior ethmoidal artery, vein, and nerve

Question 5

optic canal

Answer 5

optic nerve II

opthalmic artery

Question 6

superior orbital fissure

Answer 6

oculomotor nerve III
trochlear nerve IV
Lacrimal, frontal and nasociliary branches of opthalmic nerve V1
Abducent nerve VI
superior opthalmic vein

Question 7

foramen rotundum

Answer 7

maxillary nerve V2

Question 8

foramen ovale

Answer 8

mandibular nerve V3
accessory meningeal artry
lesser petrosal nerve (occasionally)

Question 9

foramen spinosum

Answer 9

middle meningeal artery and vein

meningeal branch of mandibular nerve

Question 10

carotid canal

Answer 10

internal carotid artery

intetrnal carotid nerve plexus

Question 11

hiatus for

Answer 11

lesser petrosal nerve

Question 12

hiatus

Answer 12

greater petrosal nerve

Question 13

internal acoustic meatus

Answer 13

facial nerve VII
vestibulocochlear nerve VIII
labyrinthe artery

Question 14

external opening vestibular aqueduct

Answer 14

endolumphatic duct

Question 15

mastoid foramen

Answer 15

emissary vein and occasionally branch of occipital artery

Question 16

jugular foramen

Answer 16

inferior petrosal sinus
glossalpharyngeal nerve IX
vagus nerve X
accessory nerve XI
sigmoid sinus
posterior meningeal artery

Question 17

condylar canal

Answer 17

emissary vein and meningeal branch of ascending pharyngeal artery

Question 18

hypoglossay canal

Answer 18

hypoglossal nerve XII

Question 19

foramen magnum

Answer 19

medulla oblongata
meninges
vertebral arteries
meningeal branches of vertebral arteries
spinal roots of accessory nerves