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Exam 4: Sensory Systems and Perception

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Question 21

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For any specific type of sensory input a(n) ____________________ is the minimum stimulus intensity that an organism can detect in perceived magnitude of sensation.

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Question 22

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Imagine that biologists have discovered an animal that has eyes very similar to human eyes, but that the only receptor cells in the retina are rods; there are no cones.Based on what is known about human vision you might expect that this animal would

A) have poor vision in low illumination.
B) have no colour vision.
C) have poor peripheral vision.
D) be able to detect extremely fine details.

E) C) and D)
F) B) and D)

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Question 23

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When we view cars parked on a distant parking lot we know that the cars are not actually the size of toy cars because of a perceptual

Three-year-old Kevin was flying in a plane for the first time.As the plane descended for its landing, Kevin became very excited at all the toy houses and cars he saw, and he couldn't wait for the plane to land so he could play with the toys.Kevin's misinterpretation of the true size of the houses and cars the plane passed over shows that he is still not fully utilising

We often perceive a series of dots on a printed form as a "solid" line because of the Gestalt principle of

At the musical he attended over the weekend, Andrew noticed that whenever the red and green spotlights overlapped, they seemed to change to a yellow spotlight.This can be explained using the principles of

The physical stimuli for the sense of taste

Unlike the other sensory systems, perceptual preferences for the sense of ____ are strongly influenced by social processes.

As the large butterfly flew toward Richard, he could tell it was getting closer because he could feel his eyes turning inward toward his nose as he watched it.In this instance, Richard was able to judge how far away the butterfly was using the depth cue of

After visual input has been processed in the primary visual cortex, signals are processed further along a number of pathways.The dorsal stream processes information about

The main pathway visual signals travel from the eye to the visual cortex is

Subliminal means

Through ____________________, sensitivity to constant stimuli decreases and people are allowed to ignore the obvious.

An animal species normally active at night (or nocturnal) would be expected to have a visual system that consists primarily of

If a radio play-by-play announcer describing each pitch during a baseball game fails to notice a naked fan running across the infield, the announcer would be demonstrating

Sensory adaptation is probably a behavioural adaptation that allows people to

The moon illusion is the moon appears ____ when near the horizon than when overhead and is explained by ____.

The blind spot in the eye is

Ashlynn was listening to a tape recording of a famous speech that was being played backward.She just heard gibberish until a classmate said the phrase "meet me in St.Louis" was clearly spoken.The tape was rewound and as Ashlynn listened this time, she also clearly heard the same phrase.Ashlynn's ability to detect the phrase the second time through the tape illustrates

Jerry, a nuclear operator, must monitor 50 different gauges that keep track of various aspects of the nuclear reactor.According to ____, Jerry's detection of any problems will be influenced by the probability of any problem occurring in conjunction with the payoff associated with detecting the problem.