Anatomy spot- eye Flashcards
1
Q
where do action potentials originate in the eye
A
optic chiasm
2
Q
what are the bones damaged in a blow out fracture
A
ethmoid
maxilla
3
Q
muscles responsible for opening eyelid
A
Levator palpebrae superioris
4
Q
muscle closes eye
A
obicularis oculi
5
Q
what atery supplies all structures in the orbit
A
ophthalmic artery
6
Q
compression of optic chiasm causes what visual defect
A
bitemporal hemianopia
7
Q
innervation of cornea
A
V1
8
Q
arterial supply of optic chiasm
A
posterior communicating artery
9
Q
Pin on superior oblique, if this muscle is already abducted what movement can be seen if it contracts
A
internal rotation
10
Q
what is the action of the superior oblique muscle
A
depresses and internally rotates eye
11
Q
what is the action of the inferior oblique muscle
A
elevates and externally rotates eye
