Eye and Ear Quiz

Which part is #1?

(white outer part)

• sclera

• cornea

• retina

• lens

Which part is #2?

(colored smooth muscle)

• iris

• cornea

• retina

• lens

Which part is #3?

• sclera

• cornea

• retina

• lens

Which part is #4?

(hole in iris)

• pupil

• iris

• cornea

• lens

Which part is #5?

(clear front)

• pupil

• iris

• cornea

• lens

Which part is #6?

(back of the eye where rods and cones are found)

• sclera

• cornea

• retina

• lens

Which part is #7?

(connects to brain)

• sclera

• optic nerve

• cornea

• retina

What does the pupil do?

• protects the eye

• helps the eye focus

• allows light to enter eye

• focuses light on back of eye

What does the optic nerve do?

• transmit impulses from retina to brain

• helps the eye focus

• receives light and sends it to brain

• transmits light rays to retina

What does the iris do?

• transmits light rays to retina

• helps the eye focus

• focuses light on back of eye

• regulates how much light enters the eye