Eyes & Vision

Front

What is the cornea lens?

Back

The cornea lens is a clear, protective layer at the front of the eye that helps focus light into the eye.

Front

What does the iris do?

Back

The iris is the part of the eye that controls how much light enters by adjusting the size of the pupil.

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.

Front

What is the retina?

Back

The retina is the layer at the back of the eye that receives light and sends images to the brain.

Front

What is the optic nerve?

Back

The optic nerve is the cord that carries visual information from the retina to the brain.

Front

What happens if the cornea lens is cloudy?

Back

If the cornea lens is cloudy, you would see light and shadows but not clear images.

Front

How does the eye focus on objects?

Back

The eye focuses on objects by changing the shape of the cornea lens to bend light appropriately.

Front

What is the role of light in vision?

Back

Light is essential for vision as it allows us to see objects by reflecting off them and entering our eyes.

Front

What is a common eye condition that affects vision?

Back

A common eye condition is cataracts, which cause clouding of the lens and can lead to blurry vision.

Front

What is the difference between rods and cones in the retina?

Back

Rods are responsible for vision in low light, while cones are responsible for color vision and detail.