How the Eyes Work

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

Tags

NGSS.HS-LS1-3

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 back of the eye;  an upside-down image of whatever you are looking at is projected here. 

• lens
• cornea
• pupi
• retina

The first part of the eye that light hits. 

• lens
• cornea
• pupil
• retina

The layer of receptor cells that lines the back of the eye where nerve impulses begin.

• Iris
• Lens
• Retina
• Pupil

Tags

NGSS.MS-LS1-8

Lens

• Clear tissue that covers the eye
• Opening of the eye
• Focuses the light
• Regulates amount of light

What is letter B

• Optic nerve
• Lens
• Cornea
• Retina