Eye Anatomy Special Senses Review

A clear, colorless mucous membrane that lines the eyelids and covers the anterior portion of the eyeball.

• retina

• optical nerve

• conjunctiva

• cornea

The fibrous outer layer of the eye; also known as the “white of the eye.”

• retina

• optical nerve

• conjunctiva

• sclera

A thin layer of tissue that lines the posterior of the eye internally; contains photoreceptors.

• sclera

• retina

• cornea

• optical nerve

The second cranial nerve that transmits impulses from the retina to the brain.

• retina

• optical nerve

• conjunctiva

• sclera

In which part of the eye is a person’s eye color shown?

• lens

• aqueous humor

• cornea

• iris

__________ give the eyeball its shape, cleanse the eye, and provide nutrients to the cornea and lens.

• rods

• aqueous humor

• vitreous humor

• cones

Also known as the crystalline, is a clear, curved, and flexible structure that focuses on the retina.

• sclera

• lens

• pupil

• iris

The ciliary muscle adjusts the shape of the lens by making it thicker or thinner to help your eyes focus on objects. This process is known as __________.

• peripheral

• sensory input

• suspensory ligament(s)

• accommodation

__________ photosensors are black and white. They allow us to see in dim light.

• Rods

• Cones

• Photoreceptors

• Color sensors

_______ photosensors help us to see color.

• rods

• cones

• rods and cones

• none of the answers apply