PARTS OF THE EYE AND ITS AILMENTS

Which among the following belongs to the outer layer of the eye?

• choroid

• optic nerve

• vitreous humor

• sclera

The protective cavity in your skull where each eyeball is set.

• socket or orbit

• eyelashes

• eyebrow

• lens

This protects the front of the eyeball.

• eyelashes

• eyelids

• eyebrows

• sclera

These two protect the eyes from sweat, dust, and other foreign particles.

• eyebrows and eyelashes

• aqueous and vitreous humor

• lens and pupil

• iris and cornea

Anything that touches the eyelashes causes the lids to blink in a protective reflex action.

• False

• True

What keeps the eyes moist for the eyelids to close and open easily?

• retina

• cornea

• vitreous humor

• tear glands

What do you call the tough outermost layer of the eye?

• rods

• cones

• sclera

• cornea

There are three pairs of muscles that move the eye. To which part of the eye are they attached to?

• cornea

• pupil

• sclera

• eyeball

The transparent part of the coat of the eyeball through which light enters.

• lens

• cornea

• sclera

• pupil

The layer of the eye that contains numerous tiny blood vessels that nourishes the eye.

• melanin

• iris

• choroid layer

• pupil