Eye Assignment

Which part of the body allows you to see colors, shapes, and movements?

• Ear

• Eye

• Nose

• Tongue

What is the function of the cornea?

• It helps focus light as it enters the eye

• It produces tears to keep the eye moist

• It controls the amount of light entering the pupil

• It forms the white part of the eye

What is the purpose of blinking?

• To change the color of the iris

• To adjust the shape of the lens

• To keep the eye clean and moist

• To strengthen the eye muscles

What part of the eye controls the amount of light entering the pupil?

• Retina

• Iris

• Cornea

• Optic nerve

What is the function of the retina?

• It delivers blood to the eye

• It changes light into nerve signals for the brain

• It protects the front of the eye

• It focuses light onto the cornea

What is the name of the jelly-like substance inside the vitreous body?

• Sclera

• Vitreous humor

• Lacrimal fluid

• Tear duct

How do rods and cones help the eye?

• They produce tears

• They help the eye blink

• They process light and color

• They protect the eye from dust

Why do some people need glasses?

• Their eyeball shape affects how the eye focuses

• Their retina cannot process colors

• Their pupils do not dilate correctly

• Their optic nerve is too long

What is the function of the optic nerve?

• It controls eye movement

• It carries visual messages to the brain

• It changes the shape of the lens

• It produces tear fluid

Why do eyes produce tears?

• To change the color of the iris

• To help focus light on the retina

• To wash away dust and keep the eye moist

• To help the pupil adjust to light