Mystery Science Human Body Lesson #2: Vocabulary

What role does the brain play in vision?

• It interprets the messages sent from the retina.

• It focuses light onto the retina.

• It produces visual images in the eye.

• It regulates the amount of light entering the eye.

What is the retina?

• The front part of the eye that focuses light.

• The back of the eye that senses light and sends messages to the brain.

• The colored part of the eye that controls the size of the pupil.

• The transparent layer that covers the front of the eye.

What is the clear layer in front of the eye called?

• Cornea

• Iris

• Lens

• Retina

Why is light important for seeing?

• It allows us to perceive our surroundings and recognize objects.

• It helps us to feel the temperature of objects.

• It enables us to hear sounds more clearly.

• It allows us to taste food better.

What is the dark opening in the center of the eye?

• Pupil

• Iris

• Cornea

• Lens

What does the term 'structure' refer to?

• The specific form and shape of something.

• A type of building material.

• A method of organization.

• A process of change.

What is the colored part of the eye called?

• Cornea

• Pupil

• Iris

• Sclera

How does the eye help us see?

• By focusing light onto the retina.

• By filtering out colors that are not needed.

• By producing light to illuminate objects.

• By magnifying distant objects.

What is the purpose of the pupil?

• To control the amount of light entering the eye.

• To focus light onto the retina.

• To provide color to the eye.

• To protect the eye from foreign objects.

What part of the eye senses light and sends messages to the brain?

• Cornea

• Lens

• Retina

• Iris