Eye Structure

When you enter a dark room, what does the pupil do

• get larger

• get smaller

Controls the size of the pupil

• Ciliary Body

• Extrinsic Eye Muscles

• Suspensory Ligaments

• Optic Nerve

• Iris

Allows light to bend into the eye from the outside environment

• Optic Nerve

• Fovea

• Lens

• Cornea

• Vitreous Humor

Bends incoming light dramatically so that it can be focused on the retina

• Optic Nerve

• Fovea

• Lens

• Cornea

• Vitreous Humor

What is structure number 2?

• Iris

• Cornea

• Lens

• Pupil

Gives the cornea its bulging, round appearance

• Cornea

• Vitreous Humor

• Sclera

• Aqueous Humor

• Choroid

Which structure focuses the image on the back of the eye?

• lens

• cornea

• iris

• pupil

Which structure allows light and images into the eye?

• lens

• cornea

• iris

• pupil

Which structure protects the eye?

• lens

• cornea

• iris

• pupil

Which structure adjusts the amount of light to enter the eye?

• lens

• cornea

• iris

• pupil