Vision and the Structure of the Eye

Question 1

Perception of color is determined by the wavelength of light that an object reflects.

Revolt · Accepted Answer

T

Question 2

Glaucoma is a group of diseases that causes damage to the retina.

Revolt · Accepted Answer

F

Question 3

According to the trichromatic theory of color vision, the eye has cones sensitive to colors associated with ___________.

Revolt · Accepted Answer

red, green, and blue

Question 4

The tough, opaque tissue that acts as the eye’s protective outer layer is called the __________.

Revolt · Accepted Answer

sclera

Question 5

The point where optic nerves from each eye cross over to the opposite half of the brain is the optic __________.

Revolt · Accepted Answer

chiasm

Question 6

Subtractive color mixing involves mixing lights, as seen in theaters.

Revolt · Accepted Answer

F

Question 7

All electromagnetic radiation is visible to the human eye.

Revolt · Accepted Answer

F

Question 8

The process by which the lens adjusts its shape to focus images at various distances on the retina is called __________.

Revolt · Accepted Answer

accommodation

Question 9

Images that fall on the optic __________ are not visible because this area lacks rods and cones.

Revolt · Accepted Answer

disk

Question 10

Which part of the eye helps focus light rays on the retina?

Revolt · Accepted Answer

lens

Vision and the Structure of the Eye Answers