Chapter 30 - Sensory Perception

Question 1

The pain of heartburn is an example of a ______.

a. somatic sensation
b. visceral sensation
c. sensory adaptation
d. spinal reflex

Answer 1

b. visceral sensation

Question 2

_________ is defined as a decrease in the response to an ongoing stimulus.

a. Perception
b. Visual accommodation
c. Sensory adaptation
d. Somatic sensation

Answer 2

c. Sensory adaptation

Question 3

Which is a somatic sensation?

a. taste
b. smell
c. touch
d. hearing
e. a through c
f. all of the above

Answer 3

c. touch

Question 4

Chemoreceptors play a role in the sense of ___________.

a. taste
b. smell
c. touch
d. hearing
e. both a and b
f. all of the above

Answer 4

e. both a and b

Question 5

In the ________, neurons are arranged like maps that correspond to different parts of the body surface.

a. cerebral cortex
b. retina
c. basilar membrane
d. all of the above

Answer 5

a. cerebral cortex

Question 6

Mechanoreceptors in the _______ send signals to the brain about the body’s position relative to gravity.

a. eye
b. ear
c. tongue
d. nose

Answer 6

b. ear

Question 7

The middle ear functions in _________.

a. detecting shifts and body position
b. amplifying and transmitting sound waves
c. sorting sound waves out by frequency

Answer 7

b. amplifying and transmitting sound waves

Question 8

Substance P _____________.

a. increases pain-related signals
b. is a natural painkiller
c. is the active ingredient in aspirin

Answer 8

a. increases pain-related signals

Question 9

The organ of Corti contains receptors that signal in response to ____________.

a. heat
b. sound
c. light
d. pheromones

Answer 9

b. sound

Question 10

Color vision begins with stimulation of _________.

a. hair cells
b. rod cells
c. cone cells
d. neuroglia

Answer 10

c. cone cells

Question 11

Visual accommodation involves adjustment to the shape of the ___________.

a. conjunctiva
b. retina
c. orbit
d. lens

Answer 11

d. lens

Question 12

When you view a close object your lens it gets _________.

a. flatter
b. rounder
c. darker
d. cloudier

Answer 12

b. rounder

Question 13

Defective _________ cause color blindness.

a. hair cells
b. rod cells
c. cone cells
d. neuroglia

Answer 13

c. cone cells

Question 14

_________ stimulation causes the pupil the widen.

a. Sympathetic
b. Parasympathetic

Answer 14

a. Sympathetic

Question 15

Match each structure with its description.

\_\_\_ rod cell
\_\_\_ cochlea
\_\_\_ lens
\_\_\_ sclera
\_\_\_ cone cell
\_\_\_ taste bud
\_\_\_ vestibular apparatus
\_\_\_ pinna
\_\_\_ vomeronasal organ

a. protects eyeballs
b. functions in balance
c. detects pheromones
d. detects dim light
e. contains chemoreceptor
f. focuses rays of light
g. sorts out sound waves
h. detects color
i. collects sound waves

Answer 15

Match each structure with its description.

(d) rod cell
(g) cochlea
(f) lens
(a) sclera
(h) cone cell
(e) taste bud
(b) vestibular apparatus
(i) pinna
(c) vomeronasal organ

a. protects eyeballs
b. functions in balance
c. detects pheromones
d. detects dim light
e. contains chemoreceptor
f. focuses rays of light
g. sorts out sound waves
h. detects color
i. collects sound waves