Human Eye Functions

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

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 outer layer of the eye is the ________.

• Sclera
• Retina
• Choroid
• Cornea

Tags

NGSS.4-PS4-2

Sends messages to your brain

• neurons
• optic nerve
• retina
• motor neuron

Tags

NGSS.MS-LS1-8

Lets the light in and it is the black portion of eye.

• pupil
• retina
• lens
• cornea

It protects the eye.

• lens
• pupil
• iris
• Cornea

Gathers information about color, shape, and size of eye and sends to the optic nerve.

• optic nerve
• Retina
• Neuron
• cornea

Controls how much light enters the eye by changes the size of the pupil. It is also the color part of your eye.

• iris
• cornea
• Retina
• pupil