Parts of the eye

Front

What does the cornea do?

Back

Protects the eye.

Front

What is the blind spot?

Back

Point at which the optic nerve leaves the eye, no receptors.

Front

What is the retina?

Back

The layer of receptor cells at the back of the eye, where light is converted into neural messages for the brain.

Front

What is the pupil?

Back

The opening in the center of the iris that allows light to enter the eye.

Front

What does the lens do?

Back

Focuses light onto the retina.

Front

What is the function of the iris?

Back

Controls the amount of light entering the eye by adjusting the size of the pupil.

Front

What is vitreous humor?

Back

The clear gel that fills the space between the lens and the retina.

Front

What is the optic nerve?

Back

The nerve that transmits visual information from the retina to the brain.

Front

What is the fovea?

Back

The part of the retina responsible for sharp central vision.

Front

What is the function of the sclera?

Back

The white outer layer of the eyeball that provides protection and structure.