Chapter 12 Structure Of The Eye

Question 1

The name for the entire avascular outer layer of the eyeball wall

Answer 1

Fibrous tunic

Question 2

the middle neuron layer of the retina

Answer 2

bipolar layer

Question 3

colored part of the eye that adjusts the size of the pupil

Answer 3

iris

Question 4

structures that are needed for vision in dim light

Answer 4

rods

Question 5

the exact center of the posterior of the eye

Answer 5

macula lutea

Question 6

the “white” of the eye

Answer 6

sclera

Question 7

mucous membrane that lines the eyelids and covers the anterior eye

Answer 7

conjunctiva

Question 8

“blind spot” where optic nerve and blood vessels leave the eye

Answer 8

optic disc

Question 9

muscles that act to change the shape of the lens

Answer 9

ciliary muscles

Question 10

the layer full of blood vessels that feed the they

Answer 10

choroid

Question 11

transparent portion of the fibrous tunic covering the iris

Answer 11

cornea

Question 12

needed for color vision

Answer 12

cones

Question 13

axons of this retinal layer form the optic nerve

Answer 13

ganglion layer

Question 14

the name for the entire middle layer of the eyeball wall

Answer 14

vascular tunic

Question 15

another name for the retina, the innermost layer of the eyeball

Answer 15

nervous tunic

Question 16

substance in the pigment epithelium of the retina to absorb light

Answer 16

melanin

Question 17

depression in the macula containing only cones

Answer 17

fovea