Arterial Supply to the Eye Flashcards
1
Q
how does the ICA pass into the cranial cavity?
A
carotid canal
2
Q
what artery which is important to the eye does the ICA give off?
A
ophthalmic artery
3
Q
how does the ophthalmic artery reach the eye?
A
it passes through the optic canal with the optic
4
Q
what does the ophthalmic artery branch into once at the eye?
A
ciliary arteries that are found in the choroid layer
5
Q
what is the end artery that supplies the eye?
A
central artery of the retina
6
Q
what happens if the central artery of the retina is occluded?
A
there is insufficient blood supply to maintain viability of the tissues (monocular blindness) due to this being an end artery
7
Q
what is the only vein that drains the retina?
A
the central vein of the retina
8
Q
is the ophthalmic vein part of the danger area of the face?
A
yes
