Parts of the Eye and How or Eyes Work

The back part of the eyes that receives an upside down image

• lens

• retina

• brain

• pupil

Which controls the amount of light entering the eyes. It also give the eye its color?

• lens

• retina

• Iris

• cornea

Regulates the amount of light entering the eye and gives the eye its color.

• Iris
• Lens
• Pupil
• Retina

Pupil

• Focuses light
• Clear tissue that covers the front of the eye
• Opening through which light enters the eye
• Layer of receptor cells

Tags

NGSS.MS-LS1-3

The clear tissue that covers the front of the eye.

• Lens
• Pupil
• Iris
• Cornea

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

This part protects the eye, especially the iris, pupil and lens.

• rods
• cornea
• optic nerve
• retina

This part of the eye changes shape to control the amount of light that enters the eye.  It is also known as the colored part of the eye.  What is it called?

• pupil
• lens
• iris
• retina

Which of these is true?

• Cone cells detect light and dark
• Rods focus light
• Cones detect color
• Rods detect color

Detects brightness

• Rods

• Cones