Monday's Review

Which part of the eye functions in focusing images?

• cornea

• pupil

• retina

• lens

Which part of the eye controls how much light enters the eye?

• cornea

• pupil

• iris

• optic nerve

Which part of the eye sends signals to your brain where it interprets what you see?

• optic nerve

• cornea

• lens

• retina

When you shine a light into your eye, what happens to the pupil?

• it gets smaller

• nothing, it does not change size

• it gets larger

• it changes color

When you stare at an object for a long time and then switch you gaze to a white background you will see the image in a different color.  What is this called? 

• mirage

• double vision

• a hullucination

• an afterimage

When you see an afterimage, which part of the eye is affected?  

• retina

• iris

• cornea

• pupil

Which part of the retina allows you to see color? 

• iris

• cones

• rods

• cornea

The one spot where there are not light-sensitive cells in the lining of the retina, is called your ______.

• cornea

• lens

• iris

• blind spot

Which part of the eye functions in protecting the eye?

• cornea

• retina

• iris

• lens

What do you call the tough white tissue that is found on the surface of the eye?  

• retina

• lens

• sclera

• cornea