Question 1

Sensation is defined as the detection of physical energy emitted or reflected by physical objects.

Accepted Answer

A) True 
 B)False

Question 2

Match the theories with the appropriate person(s) .
-trichromatic theory

Accepted Answer

A)  Hubel and Wiesel
B)  Young and Helmholtz
C)  Johannes Müller
D)  Walk and Gibson
E)  Melzack and WallF) B) and E)
G) B) and D)

Question 3

The research about kittens raised in horizontal or vertical environments was designed to demonstrate:

Accepted Answer

A)  sensory adaptation.
B)  depth perception.
C)  feature detection.
D)  critical periods.E) A) and D)
F) A) and C)

Question 4

Signal-detection theory identifies two distinct processes in sensory detection: an initial ________ process and a subsequent ________ process.

Accepted Answer

A)  decision; response bias
B)  sensory; decision
C)  decision; sensory
D)  simple; complexE) C) and D)
F) A) and B)

Question 5

When kittens were exposed to either vertical or horizontal stripes for several months,it was found that the:

Accepted Answer

A)  kittens ran to play only when the researcher held up a bar matching their visual experience.
B)  perception of vertical stripes is innate,and so some kittens functioned in a normal manner.
C)  kittens that had been exposed to these extreme conditions seemed blind to all contours.
D)  perception of horizontal stripes in innate,and so some kittens functioned in a normal manner.E) A) and D)
F) B) and C)

Question 6

The difference threshold is defined as the:

Accepted Answer

A)  difference between anatomical codes and functional codes when determining how individuals are able to experience so many different kinds of sensations.
B)  smallest difference in stimulation that can be detected by an observer when two stimuli are compared.
C)  ability of different species to detect varying aspects of electromagnetic waves,from radio waves to cosmic waves.
D)  difference in absolute thresholds between individuals with normal sensory abilities and those who have limitations in one or more senses.E) None of the above
F) B) and D)

Question 7

The opponent-process theory of colour vision:

Accepted Answer

A)  compares colour processing in the fovea vs.the periphery of the retina.
B)  looks at how neurons code colour information.
C)  looks at the way rods respond to different colours.
D)  looks at the way cones respond to different colours.E) B) and C)
F) All of the above

Question 8

According to the trichromatic theory:

Accepted Answer

A)  species that detect ultraviolet light perceive three colours that are outside of the range of humans.
B)  three types of colour feature detectors in the visual cortex are responsible for colour perception.
C)  three types of cones exist,each sensitive to a certain range of wavelengths.
D)  the visual system treats triads of colour as antagonistic to each other.E) A) and B)
F) B) and D)

Question 9

Evidence supports that scent can have a nonconscious influence on what we see and do.

Accepted Answer

A) True 
 B)False

Question 10

Total colour blindness usually occurs when an embryo has been exposed to the rubella virus (German measles).

Accepted Answer

A) True 
 B)False

Question 11

It is most difficult for humans to localize sounds that are coming from the right or left sides of their head.

Accepted Answer

A) True 
 B)False

Question 12

Sense receptors for vision,hearing,and taste are:

Accepted Answer

A)  modified axons of sensory neurons.
B)  specialized cells separated from sensory neurons by synapses.
C)  extensions of sensory neurons.
D)  modified skin cells connected to sensory neurons.E) B) and C)
F) A) and D)

Question 13

In a signal-detection task,the participant says that she doesn't detect a signal and no signal was present.This is called a:

Accepted Answer

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

Question 14

The slight difference in lateral separation between two objects as seen by the left eye and the right eye is called:

Accepted Answer

A)  retinal disparity.
B)  location constancy.
C)  binocular depth.
D)  convergence.E) B) and C)
F) A) and D)

Question 15

After taking your best friend to the airport,you stay to watch the plane take off.As you watch it,the plane seems to become smaller and smaller.Why is it that you don't perceive the airplane,and your friend,as shrinking?

Accepted Answer

A good answer will include the following...

Question 16

Rods adapt more quickly than cones under conditions of dim illumination.

Accepted Answer

A) True 
 B)False

Question 17

This figure
-O-
tends to be perceived as a single line partially covered by a circle.Which of the Gestalt principles explains the tendency to organize the visual world in this way? How do we tend to perceive lines and patterns?

Accepted Answer

A good answer will include the following...

Question 18

The doctrine of specific nerve energies proposed by Johannes Müller is a/an:

Accepted Answer

A)  utilitarian code.
B)  functional code.
C)  anatomical code.
D)  temporal code.E) A) and B)
F) B) and C)

Question 19

Which of the following could be thought of as the neurological equivalent of the Morse code?

Accepted Answer

A)  a chemical code
B)  a perceptual code
C)  an anatomical code
D)  a functional codeE) C) and D)
F) A) and B)

Question 20

Which of the following is NOT true with regard to anatomical coding?

Accepted Answer

A)  It is not easy to link different skin sensations to distinct nerve pathways.
B)  Anatomical coding cannot explain synesthesia.
C)  Anatomical coding doesn't explain why pressure on the eye causes a person to see a flash of light.
D)  Anatomical coding does not explain variations of experience within a particular sense.E) All of the above
F) None of the above

Exam 6: Sensation and Perception

The difference threshold is defined as the:

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Match the theories with the appropriate person(s) . -trichromatic theory

Correct AnswerverifiedShow Answer

The opponent-process theory of colour vision:

Correct AnswerverifiedShow Answer

Rods adapt more quickly than cones under conditions of dim illumination.

Correct AnswerverifiedShow Answer

In a signal-detection task,the participant says that she doesn't detect a signal and no signal was present.This is called a:

Correct AnswerverifiedShow Answer

The doctrine of specific nerve energies proposed by Johannes Müller is a/an:

Correct AnswerverifiedShow Answer

Which of the following is NOT true with regard to anatomical coding?

Correct AnswerverifiedShow Answer

This figure -O- tends to be perceived as a single line partially covered by a circle.Which of the Gestalt principles explains the tendency to organize the visual world in this way? How do we tend to perceive lines and patterns?

Correct AnswerverifiedA good answer will include the following...View AnswerShow Answer

Evidence supports that scent can have a nonconscious influence on what we see and do.

Correct AnswerverifiedShow Answer

According to the trichromatic theory:

Correct AnswerverifiedShow Answer

The slight difference in lateral separation between two objects as seen by the left eye and the right eye is called:

Correct AnswerverifiedShow Answer

Sensation is defined as the detection of physical energy emitted or reflected by physical objects.

Correct AnswerverifiedShow Answer

The research about kittens raised in horizontal or vertical environments was designed to demonstrate:

Correct AnswerverifiedShow Answer

It is most difficult for humans to localize sounds that are coming from the right or left sides of their head.

Correct AnswerverifiedShow Answer

When kittens were exposed to either vertical or horizontal stripes for several months,it was found that the:

Correct AnswerverifiedShow Answer

Signal-detection theory identifies two distinct processes in sensory detection: an initial ________ process and a subsequent ________ process.

Correct AnswerverifiedShow Answer

After taking your best friend to the airport,you stay to watch the plane take off.As you watch it,the plane seems to become smaller and smaller.Why is it that you don't perceive the airplane,and your friend,as shrinking?

Correct AnswerverifiedA good answer will include the following...View AnswerShow Answer

Which of the following could be thought of as the neurological equivalent of the Morse code?

Correct AnswerverifiedShow Answer

Sense receptors for vision,hearing,and taste are:

Correct AnswerverifiedShow Answer

Total colour blindness usually occurs when an embryo has been exposed to the rubella virus (German measles).

Correct AnswerverifiedShow Answer

Correct Answer
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A good answer will include the following...
View Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified

Correct Answer
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Signal-detection theory identifies two distinct processes in sensory detection: an initial process and a subsequent process.

Correct Answer
verified

Correct Answer
verified
A good answer will include the following...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
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