Question 1

LASIK surgery works by physically reshaping the:

Accepted Answer

A) iris. 
B) lens. 
C) cornea. 
D) retina.

Question 2

The neural signal sent from the auditory nerve to the brain is initiated by neurotransmitter release from the:

Accepted Answer

A) eardrum. 
B) hair cells. 
C) ossicles. 
D) semicircular canals.

Question 3

If the Transportation Security Administration (TSA)orders that almost all people flying receive a "pat down" as they go through security at the airport,the TSA would be making a large number of _____ in their screening for terrorists.

Accepted Answer

A) hits and misses 
B) misses 
C) false alarms 
D) misses and false alarms

Question 4

Feedback from sensory receptors in the legs is primarily responsible for a competitive runner's:

Accepted Answer

A) decision as to when is the best time to begin running faster. 
B) ability to maintain her balance while running. 
C) ability to hold a constant gaze while in motion. 
D) ability to become more efficient with her stride with practice.

Question 5

The optic nerve carries neural impulses to area _____ in the brain.

Accepted Answer

A) A1 
B) MT 
C) V1 
D) AV

Question 6

Sensorineural hearing loss may be caused by damage to the:

Accepted Answer

A) temporal lobe. 
B) eardrum. 
C) cochlea. 
D) ossicles.

Question 7

Which cell is NOT a type of taste receptor?

Accepted Answer

A) salt 
B) tart 
C) bitter 
D) sweet

Question 8

We tend to group together edges or contours that have the same orientation,illustrating the perceptual grouping rule of:

Accepted Answer

A) similarity. 
B) common fate. 
C) continuity. 
D) closure.

Question 9

In a signal detection experiment,Shawna uses a very conservative decision criterion,saying "Yes" only when the stimulus is clear,strong,and unambiguous.She will produce:

Accepted Answer

A) many false alarms and many misses. 
B) few false alarms and few misses. 
C) many false alarms and few misses. 
D) few false alarms and many misses.

Question 10

Geon is to object as:

Accepted Answer

A) address is to numbers. 
B) plane is to wings. 
C) gears are to machine. 
D) figure is to ground.

Question 11

Loudness is determined by the _____ of a sound wave.

Accepted Answer

A) amplitude 
B) frequency 
C) purity 
D) timbre

Question 12

L-cones respond BEST to _____ light.

Accepted Answer

A) blue 
B) red 
C) yellow 
D) green

Question 13

Principles first recognized by Gestalt psychologists,indicating that the brain imposes order on incoming stimuli,are called:

Accepted Answer

A) object recognition theories. 
B) depth perception cues. 
C) perceptual constancies. 
D) perceptual grouping rules.

Question 14

In 2015,a picture of a dress became an Internet sensation because people could not agree if it was blue/black or white/gold.Research that followed suggests which group is MOST likely to perceive the dress as white/gold?

Accepted Answer

A) people who had seen the dress before 
B) men 
C) younger people 
D) people who are exposed to more daylight

Question 15

Under extreme conditions,how does activity of the periaqueductal gray (PAG)help relieve pain?

Accepted Answer

A) It suppresses the activity of the somatosensory cortex. 
B) It suppresses the activity of limbic structures such as the amygdala. 
C) It inhibits neural activity in the spinal cord that results in less pain signals to the brain. 
D) It causes endorphins to be released throughout the body.

Question 16

Motion sickness occurs because of a mismatch between:

Accepted Answer

A) visual cues and muscular cues. 
B) muscular cues and vestibular information. 
C) vestibular and olfactory cues. 
D) visual cues and vestibular information.

Question 17

Because Jax is so focused on watching football on television,he fails to notice that his toddler is covering the walls in crayon.This failure to perceive BEST illustrates _____ blindness.

Accepted Answer

A) change 
B) inattentional 
C) visual 
D) feature

Question 18

In the wake of intelligence information,the Transportation Security Administration (TSA)orders that almost all people flying receive a "pat down" as they go through security at the airport.In terms of detecting terrorist activity,the TSA is using a(n)_____ decision criterion.

Accepted Answer

A) extremely liberal 
B) slightly liberal 
C) slightly conservative 
D) extremely conservative

Question 19

When a person with normal vision views an object close up,the lens _____ to focus the image _____the retina.

Accepted Answer

A) flattens;behind 
B) flattens;on 
C) bulges;in front of 
D) bulges;on

Question 20

One reason our lips and fingertips are so sensitive is that they:

Accepted Answer

A) are used much more often than other areas of the body. 
B) contain a relatively sparse arrangement of touch receptors. 
C) are connected directly to the receptors in the spinal cord. 
D) have a large topographical representation in the somatosensory cortex.

Exam 4: Sensation and Perception-Part A