Eye Dissection Quiz

What is the function of the extraocular muscles?

• To focus light onto the retina

• To produce tears

• To move the eye in different directions

• To protect the eye from dust

What is the sclera's primary characteristic?

• It is transparent

• It is very sensitive

• It is responsible for color vision

• It is surprisingly tough

What is the role of the optic nerve?

• To focus light onto the retina

• To carry signals from the eye to the brain

• To produce aqueous humor

• To change the shape of the lens

What is the vitreous humor?

• A muscle that moves the eye

• A fluid that fills the eye and maintains its shape

• A part of the retina

• A type of light receptor

What is the main function of the lens in the eye?

• To protect the eye from external damage

• To produce tears

• To focus light onto the retina

• To carry signals to the brain

What happens to the lens when viewing distant objects?

• It remains unchanged

• It changes color

• It becomes thinner

• It becomes thicker

What are rods and cones responsible for?

• Maintaining the eye's shape

• Producing tears

• Carrying signals to the brain

• Detecting light and color

What is the blind spot in the eye?

• An area with no light receptors

• A muscle that moves the eye

• A part of the lens

• A type of light receptor

How does the iris protect the eye?

• By carrying signals to the brain

• By focusing light onto the retina

• By changing shape to regulate light entry

• By producing tears

What is the primary role of the cornea?

• To protect the eye from dust

• To carry signals to the brain

• To help bend and focus light onto the retina

• To produce aqueous humor