Eye Parts and Functions

Front

What is the function of the optic nerve?

Back

The optic nerve carries electrical signals from the retina to the brain, allowing us to interpret images.

Front

What is the first step in a cow eye dissection after collecting materials?

Back

Removing the muscle and fat around the eye.

Front

What is the sclera?

Back

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

Front

What is the cornea?

Back

The cornea is the transparent front part of the eye that covers the iris and pupil, helping to focus light.

Front

What does a dilated pupil indicate?

Back

A dilated pupil indicates that someone is in a dim or dark setting.

Front

What is the role of the retina?

Back

The retina contains light-sensitive cells that convert light into electrical signals for the brain.

Front

What is the function of the lens in the eye?

Back

The lens focuses light onto the retina, allowing us to see clearly.

Front

What is the purpose of the iris?

Back

The iris controls the size of the pupil and regulates the amount of light entering the eye.

Front

What is the vitreous humor?

Back

The vitreous humor is the clear gel that fills the space between the lens and the retina, helping maintain the eye's shape.

Front

What is the function of the pupil?

Back

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