Visual Systems

Question 1

The cornea and lens refract light entering each eye to form a _____ of each object within visual space upon the surface of the retina

Answer 1

Focused image

Question 2

The capability “to see” distinct objects within our visual space is based upon detecting ____ in illumination and color

Answer 2

contrasts

Question 3

What are the four layers of the retina in orders from reception to transduction

Answer 3

Pigment epithelium
photoreceptor
neural network
Ganglion layer

Question 4

What are the four layers of the retina in order of light piercing

Answer 4

Ganglion layer
neural network
Photoreceptor
Pigment epithelium

Question 5

Absorbs stray photons and aids in recycling of outer layers of other photoreceptors

Answer 5

Pigment epithelium

Question 6

Rods and cones

Answer 6

Photoreceptors

Question 7

sense low levels of light, provide night vision, monochromatic

Answer 7

rods

Question 8

Less light sensitive, provide day vision, chromatic

Answer 8

cones

Question 9

cell bodies, nuclei and axons of ganglion cells

Answer 9

Ganglion cell layer