Eye Anatomy Quiz

What is the main function of the eyelid?

• Helps divert sweat away from the eyes

• Protects the eye from dust and debris, and spreads tears

• Controls the size of the pupil

• Traps dust and debris

Which part of the eye is responsible for trapping dust and debris to prevent them from entering the eye?

• Eyelid

• Eyebrow

• Eyelash

• Tear gland

The eyebrow primarily functions to:

• Prevent dryness of the eye

• Divert sweat and moisture away from the eyes

• Focus light onto the retina

• Produce tears to protect against infections

What produces tears to keep the eye lubricated and protect against infections?

• Conjunctiva

• Eyelash

• Tear gland

• Iris

The conjunctiva is a:

• Layer of blood vessels behind the retina

• Transparent membrane covering the front of the eye and inner eyelids

• Dome-shaped front part of the eye

• Muscle that controls eye movement

What part of the eye helps to focus light onto the retina?

• Lens

• Cornea

• Fovea

• Pupil

Which part of the eye is colored and controls the size of the pupil?

• Iris

• Retina

• Conjunctiva

• Lens

The pupil is responsible for:

• Changing shape to focus light

• Adjusting its size based on light intensity

• Detecting light and color

• Producing tears

The lens helps in focusing light by:

• Changing shape to accommodate near and far objects

• Trapping dust and debris

• Controlling the size of the pupil

• Lubricating the eye surface

Which layer of the eye contains light-sensitive cells called rods and cones?

• Cornea

• Retina

• Iris

• Conjunctiva