Structures of the eye

Question 1

Blindspot

Answer 1

The location that the optic nerve innervates the retina

Question 2

Ciliary body

Answer 2

These control the size and shape of the lens. Responsible for focusing the light.

Question 3

Conjunctiva

Answer 3

Tissues layer that protects the sclera from debris, keeping the eye lubricated

Question 4

Cornea

Answer 4

The transparent front portion of the eye, that covers the pupil and iris

Question 5

Fovea

Answer 5

Small depression in the retina where the visual acuity is best

Question 6

Iris

Answer 6

A small, circular muscle, that controls the diameter of the pupil

Question 7

Lens

Answer 7

Focuses the light directly onto the retina

Question 8

Optic nerve

Answer 8

The cranial nerve that transmits site to the brain

Question 9

Pupil

Answer 9

The hole in the eye that allows light to enter

Question 10

Retina

Answer 10

Tissue on the posterior eye that converts light to an electrochemical impulse

Question 11

Sclera

Answer 11

White outer layer of the eye

Question 12

Tendons of rectus muscles

Answer 12

These are the muscles responsible for moving the eyes

Question 13

Vitreous humor

Answer 13

Clear, gelatin, substance that helps maintain the shape of the eye