The Eye

The ____________ is the transparent anterior portion of the eye.

• pupil

• lens

• cornea

• retina

The (a)   is the region of the eye that contains blood vessels.

(a)   are the photoreceptors that are responsible for color vision.

Rods are responsible for _______________ vision.

• color

• black & white

• all vision

• red and green

Please identify a structure located in the cow eye that is not located in the human eye.

Answer explanation

tapetum lucidum

Explain the relevance of the blind spot in the eye.

Answer explanation

The blind spot is the location where the optic nerve exits the back of the eye.

Which part represents of the structures of the eye that refracts light? It was removed in the cow eye dissection.

• A

• B

• C

• E

• F

Answer explanation

It is the lens.

Please discuss the location and the importance of the vitreous humor.

Answer explanation

It is located in the posterior region of the eye (behind the lens).

Its function is to help refract light and to help maintain the shape of the eyeball.

The groove located inside the macula with the highest concentration of photoreceptors is called the __________.

• fovea centralis

• retina

• sclera

• lens

Which part represents the ciliary body?

• A

• C

• H

• I