Structures that Pass through Skull Openings Flashcards
1
Q
optic canal
A
optic N, internal ophthalmic Aa
2
Q
orbital fissure
A
CrN III, IV, VI, ophthalmic Nn
3
Q
alar canal
A
maxillary V, A, N
4
Q
ethmoidal formamina
A
ethmoid N
5
Q
caudal palatine foramen
A
major palatine V, A, N
6
Q
sphenopalatine foramen
A
sphenopalatine A, V, caudal nasal N
7
Q
maxillary foramen
A
infraorbital V, A, N
8
Q
lacrimal canal (fossa for the lacrimal sac)
A
nasolacrimal duct
9
Q
infraorbital foramen
A
infraorbital V, A, N
10
Q
round foramen
A
maxillary N
11
Q
oval foramen
A
mandibular N
12
Q
carotid foramen
A
loop of internal carotid A
13
Q
musculotubal canal
A
auditory tube
14
Q
tympano-occipital fissure
A
CrN IX, X, XI, internal carotid A, venous origins of vertebral and internal jugular Vv, sympathetic postganglionic axons
15
Q
hypoglossal canal
A
CrN XII
