Ch. 5 Sensation and Perception (Quiz)

Question 1

1. Which part of the eye consists of layers of cells that register light beginning the process of representing the visual world?

A. Retina.
B. Superior Colliculus.
C. Visual Field.
D. Optic Chiasm.

Answer 1

A. Retina.

Question 2

2. Rods contain a pigment that is sensitive to light called ________.

A. long-wavelength sensitive
B. medium-wavelength sensitive
C. short-wavelength sensitive
D. Rhodopsin

Answer 2

D. Rhodopsin

Question 3

3. The M and P ganglion cells are the best-characterized and constitute about ____ percent of all ganglion cells.

A. 50
B. 75
C. 80
D. 90

Answer 3

C. 80

Question 4

4. A loud and sudden noise automatically grabs your attention and you reflexively look
   toward its location. Which area would be most strongly activated by this kind of orienting?

A. Frontal eye fields.
B. Parvocellular pathway.
C. Dorsal stream.
D. Superior colliculus.

Answer 4

D. Superior colliculus.

Question 5

5. Which of the functions below is enabled by the geniculostriate pathway?

A. Perception of color and detail.
B. Coarse pattern.
C. Rapid motion.
D. Reflexive orientation to important visual information

Answer 5

A. Perception of color and detail.

Question 6

6. Which of the following is NOT one of the names given to the region of the cortex in the
   occipital lobe that is the first destination for visual information?

A. V1.
B. Striate cortex.
C. Dorsal stream.
D. Primary visual cortex.

Answer 6

C. Dorsal stream.

Question 7

7. In the striate cortex, cells are segregated into columns according to which eye sends them information. These columns are referred to as ________.

A. hypercolumns
B. orientation columns
C. retinotopic maps
D. ocular dominance columns

Answer 7

D. ocular dominance columns

Question 8

8. Which of the following combinations is most accurate?

A. The ventral stream processes information for identifying objects.

B. The “where/how pathway” processes information for identifying objects.

C. The ventral stream processes information about spatial location.

D. The “what pathway” processes information about spatial location.

Answer 8

A. The ventral stream processes information for identifying objects.

Question 9

9. The auditory canal is located in ________.

A. the outer ear
B. the middle ear
C. the inner ear
D. the thalamus

Answer 9

A. the outer ear

Question 10

10. Which step of the auditory pathway comes after the inferior colliculus?

A. Auditory cortex.
B. Superior olive.
C. Medial geniculate nucleus.
D. Cochlear nucleus.

Answer 10

C. Medial geniculate nucleus.