Review for Assessment Mystery Science Human Machine

Front

What happens to your pupil when you enter a dark room?

Back

The pupil gets larger.

Front

What does the optic nerve do?

Back

The optic nerve sends messages from the eye to the brain.

Front

What are the cords that connect your sense of touch to your brain called?

Back

Sensory nerves.

Front

What changes the size of the pupil?

Back

The iris expands (gets larger) or contracts (gets smaller).

Front

What is the cornea?

Back

The cornea is a lens on the front of the eye.

Front

What is the function of the iris?

Back

The iris controls the size of the pupil and the amount of light that enters the eye.

Front

What is the role of the retina?

Back

The retina is like a screen at the back of the eye where light is focused.

Front

What do sensory nerves do?

Back

Sensory nerves carry signals from the senses to the brain.

Front

How does light enter the eye?

Back

Light enters the eye through the cornea and then passes through the pupil.

Front

What is the colored part of the eye called?

Back

The colored part of the eye is called the iris.