Ciliary Body

Question 1

T or F:

anterior iris is covered by the pitmented epithelium

Answer 1

false

Question 2

which endothelial cells are fenestrated and lack continous tight junctions?

Answer 2

capillaries of ciliary stroma

Question 3

what forms part of the blood aqueous barrier?

Answer 3

two types of cells form this:

iris blood vessels and non pigmented epithelium of the ciliary body

Question 4

are the anterior myoepithelium of the iris to non-pigmented ciliary epithelium continuous with each other?

Answer 4

no

Question 5

what are the 3 groups of ciliary muscle going from most superficial to inner

Answer 5

longitudinal
radial
circular

Question 6

in accommodation what happens

Answer 6

circular bundle contracts and moves in so the zonular fibers can become looser and the lens more round

Question 7

which of the bundles of the ciliary muscle inserts onto the scleral spur and facilitates aqueous humor drainage?

Answer 7

longitudinal

Question 8

what are the 3 principle functions of the ciliary body

Answer 8

1. produces and secretes aqueous into the post chamber of the yee
2. contains smooth muscle for accommodation
3. can assist in draining aqueous from the eye