Parts of the eye

Front

What is the part of the eye that controls the amount of light entering?

Back

Iris

Front

What is the layer of receptor cells in the back of the eye where images are formed?

Back

Retina

Front

What is the clear front part of the eye that helps focus light?

Back

Cornea

Front

What is the part of the eye that connects to the brain and sends visual information?

Back

Optic nerve

Front

What is the part of the eye that helps to focus light onto the retina?

Back

Lens

Front

What is the jelly-like substance that fills the eye and helps maintain its shape?

Back

Vitreous humor

Front

What is the white outer layer of the eyeball called?

Back

Sclera

Front

What is the process called when light changes direction as it passes through different materials?

Back

Refraction

Front

What type of lens makes images appear larger?

Back

Convex lens

Front

What type of lens makes images appear smaller?

Back

Concave lens