Question 1

The intensity of the reflected light that reaches our eyes is known as

Accepted Answer

A)  hue.
B)  contrast.
C)  brightness.
D)  saturation. C

Question 2

When light enters the eye,which structure does it pass through first?

Accepted Answer

A)  cornea
B)  lens
C)  pupil
D)  sclera A

Question 3

Shanice visits an art exhibit of abstract paintings.One painting is composed of seemingly random lines and shapes.However,because Shanice knows and expects that the painting is supposed to be a portrait,she perceives the various lines and shapes as forming a face.Which type of perceptual processing is Shanice most likely using?

Accepted Answer

A)  Top-down
B)  Parallel
C)  Bottom-up
D)  Sensory A

Question 4

An increase in the frequency of sound waves will correspond most directly to an increase in

Accepted Answer

A)  amplitude.
B)  pitch.
C)  loudness.
D)  decibels.

Question 5

The difference threshold is

Accepted Answer

A)  the minimum amount of energy,or quantity of a stimulus,required for it to be reliably detected at least 50% of the time it is presented.
B)  the smallest difference in stimulation that can be detected by an observer when two stimuli are compared.
C)  the difference in absolute thresholds between individuals with normal sensory abilities and those who have limitations in one or more senses.
D)  the smallest amount of stimulation that can be detected after sensory adaptation.

Question 6

Clay has played professional soccer for seven years and is easily able to tune out the sound of the crowd and all other irrelevant sensory information during the game.Bruce is a rookie and is often distracted by what his opponents are saying and the mood of the crowd.Clay and Bruce are showing differing levels of

Accepted Answer

A)  absolute thresholds.
B)  parallel processing.
C)  selective attention.
D)  top-down processing.

Question 7

___________ was developed to isolate separate measures of sensory experience and the decision process of the person being tested.

Accepted Answer

A)  The absolute threshold
B)  The difference threshold
C)  Signal detection theory
D)  Psychophysics

Question 8

The conversion of external energy into a neural signal is known as

Accepted Answer

A)  accommodation.
B)  perception.
C)  sensation.
D)  transduction.

Question 9

Which of the following is the correct order in which light passes through the structures of the eye?

Accepted Answer

A)  lens,pupil,cornea
B)  lens,cornea,pupil
C)  cornea,lens,pupil
D)  cornea,pupil,lens

Question 10

The lowest intensity at which a stimulus can be detected 50 percent of the time is the

Accepted Answer

A)  difference threshold.
B)  just noticeable difference.
C)  sensory adaptation.
D)  absolute threshold.

Question 11

Jaxon spent the morning taking pictures in the small coves of a local lake.What cue is providing the perception of depth when the near objects in his photographs appear much larger than those on the opposite shore of the cove?

Accepted Answer

A)  height in plane
B)  interposition
C)  linear perspective
D)  relative size

Question 12

Sarah is a pianist who reports that she sees musical tones as colours.This is one example of

Accepted Answer

A)  haptics.
B)  kinesthesis.
C)  autonomous sensory meridian response (ASMR) .
D)  synesthesia.

Question 13

When Bethany steps on her digital scale,a mechanism in it measures the physical pressure pushing down on the scale and converts it into an electrical signal that can be read by the scale.The conversion of the physical pressure on the scale caused by Bethany's weight into an electrical signal is similar to the process of

Accepted Answer

A)  transduction.
B)  bottom-up processing.
C)  top-down processing.
D)  perception.

Question 14

In a signal detection task,the participant says that he didn't detect a signal but a signal was present.This is called a

Accepted Answer

A)  hit.
B)  false alarm.
C)  miss.
D)  correct rejection.

Question 15

What structure is primarily responsible for focusing light onto the back of the eye?

Accepted Answer

A)  cornea
B)  fovea
C)  lens
D)  pupil

Question 16

The process of selecting one stimulus or task to focus on and ignoring or minimizing others is called

Accepted Answer

A)  divided attention.
B)  selective attention.
C)  inattentional blindness.
D)  perceptual adaptation.

Question 17

Duncan loves when his dad swings him upside down.When Duncan is swinging,the ___________ in the inner ear help to signal where he is in space.

Accepted Answer

A)  ossicles
B)  cochlea
C)  inferior colliculus.
D)  semicircular canals

Question 18

Visible light with a long wavelength and a low amplitude would be perceived as

Accepted Answer

A)  reddish and dim
B)  bluish and dim
C)  reddish and bright
D)  bluish and bright

Question 19

Which of the following accurately describes how we perceive and interpret the world around us?

Accepted Answer

A)  Perception is the direct result of external energy converted into neural signals.
B)  Bottom-up processing incorporates prior experiences and expectations.
C)  Top-down processing is the perception of individual units of sensory information.
D)  Perception is a combination of both expectations and raw sensory information.

Question 20

Which represents the correct order in which vibrations pass from the outer to the inner ear?

Accepted Answer

A)  cochlea;auditory canal;ossicles
B)  ossicles;auditory canal;cochlea
C)  auditory canal;cochlea;ossicles
D)  auditory canal;ossicles;cochlea

Exam 4: C: Sensation and Perception