Openings in the Skull Flashcards
What two species have an interincisive canal?
dog + horse
What structures pass through the interincisive canal?
major palatine A
What structures pass through the infraorbital foramen?
infraorbital A, V, N
What structures pass through the maxillary foramen?
infraorbital A, V, N
What structures pass through the sphenopalatine foramen?
sphenopalatine A + V
caudal nasal N
What structures pass through the caudal palatine foramen?
major palatine A + N
What structures pass through major palatine foramen?
major palatine A + N
What structures pass through the fossa for lacrimal sac?
lacrimal sac
What structures pass through the lacrimal foramen and canal?
nasolacrimal duct
What structures pass through infratrochlear incisure?
infratrochlear N
What structures pass through the supraorbital foramen (equine)?
supraorbital A + V
frontal N
What structures pass through the supraorbital canal (ox and pig)?
supraorbital A + V
What structures pass through the ethmoid foramen?
external ethmoidal A + V
ethmoid N
What structures pass through the optic canal?
optic N (CN II)
What structures pass through orbital fissure?
- oculomotor N (CN III)
- trochlear N (CN IV)
- ophthalmic N
- abducens N (CN VI)
What structures pass through round foramen (or foramen rotundum)?
maxillary N
What structures pass through the foramen orbitorotundum? (5)
- oculomotor N
- trochlear N
- ophthalmic N
- maxillary N
- abducens N
What two species have a foramen orbitorotundum?
ruminants + pig
What two structures is the foramen orbitorotundum a combination of?
orbital fissure + round foramen
What species have oval foramen?
ruminants + carnivores
What passes through the oval foramen (foramen ovale)?
mandibular N
What structures pass through the rostral alar foramen (horse)?
maxillary A + N
What structures pass through the small alar foramen (horse)?
rostral deep temporal A
What structures pass through the caudal alar foramen? (horse)
maxillary A
