eye prequiz

This structure is the back of the eye and it sends images to the optic nerve.

• Cornea

• Lens

• Retina

• Pupil

The hole in the iris gets bigger and smaller because

• the iris is a muscle that moves to make the pupil larger/smaller

• the pupil can adjust itself to the amount of light coming in

• the pupil is a muscle that controls the size of the iris

The thick, tough, white outer covering of the eyeball is called the __________________.

• sclera

• lens

• pupil

• cornea

The iris in a human can be

• brown

• green

• blue

• all of the above

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which parts of your eye are transparent?

• retina
• optic nerve
• cornea and lens
• iris

This part of the eye carries the message from your eye to the part of your brain that controls vision. 

• cornea
• lens
• optic nerve
• retina

In dim light, your pupil will be 

• larger
• smaller

In bright light, your pupil will be

• larger
• smaller

The part of your eye that gives it its color.  It is a muscle that controls the size of your pupil.

• cornea
• lens
• pupi
• iris

The first part of the eye that light hits. 

• lens
• cornea
• pupil
• retina