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If an adult develops cataracts, his or her


A) absolute threshold for light is likely to increase.
B) difference threshold for light is likely to decrease.
C) absolute threshold for light is likely to decrease.
D) difference threshold for light is likely to remain unchanged.

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Who best illustrated that the perceived whole differs from the sum of its parts?


A) evolutionary psychologists
B) Parapsychologists
C) Behaviorists
D) Gestalt psychologists

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Thousands of controlled experiments indicate that


A) many people have ESP.
B) ESP exists only in a few specially gifted people.
C) there is no reliable evidence that anyone possesses ESP.
D) it is impossible to conduct scientifically valid tests of ESP.

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The mechanical system or chain reaction of vibrations triggered by sound waves are transformed into neural impulses by


A) hair cells.
B) the eardrum.
C) the oval window.
D) the auditory cortex.

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Hearing a sequence of sounds of different pitches is to ________ as recognizing the sound sequence as a familiar melody is to ________.


A) absolute threshold; difference threshold
B) sensory interaction; feature detection
C) feature detection; sensory interaction
D) sensation; perception

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The interconnection of brain circuits that process sensory experiences with brain circuits responsible for abstract thinking contributes to what psychologists call


A) the phi phenomenon.
B) embodied cognition.
C) sensory adaptation.
D) kinesthesis.

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Which theory assumes that top-down processing can influence a person's absolute threshold for a particular stimulus?


A) place theory
B) frequency theory
C) signal detection theory
D) opponent-process theory

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Most color-deficient people will probably


A) lack functioning red- or green-sensitive cones.
B) see the world in only black and white.
C) also suffer from poor vision.
D) have above-average vision to compensate for the deficit.

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Infants who were exposed to the visual cliff


A) tried to climb up the cliff if their mothers were at the top.
B) gave no evidence that they could perceive depth.
C) refused to cross over onto the glass over the cliff to their mothers.
D) eagerly crossed to their mothers by means of the "bridge" provided.

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The way in which you quickly group the individual letters in this test item into separate words best illustrates the principle of


A) closure.
B) proximity.
C) interposition.
D) perceptual constancy.

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The volley principle is particularly relevant to the ________ theory.


A) opponent-process
B) Place
C) gate-control
D) frequency

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Adults who are born blind but later have their vision restored


A) are almost immediately able to recognize familiar objects.
B) typically fail to recognize familiar objects.
C) are unable to follow moving objects with their eyes.
D) have excellent eye-hand coordination.

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Jennifer can tune her guitar more effectively than Maria because Jennifer is better at detecting whether specific strings are playing too sharp or too flat. With respect to tone sensitivity, Maria apparently has a ________ threshold than does Jennifer.


A) lower absolute
B) higher absolute
C) smaller difference
D) larger difference

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After suffering stroke damage to specific areas of her brain, Mrs. M. cannot visually perceive the motion of objects, though she can visually perceive their form, color, and depth. Her experience best illustrates the role of ________ in visual perception.


A) sensory adaptation
B) retinal disparity
C) parallel processing
D) kinesthesis

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Men's hearing tends to be ________ acute than women's, and women are ________ pain sensitive than men.


A) more; more
B) less; less
C) more; less
D) less; more

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After a photo of nude man or woman was flashed and immediately masked before being perceived, people's attention was unconsciously drawn to images in a way that reflected their


A) precognition.
B) retinal disparity.
C) sexual orientation.
D) vestibular sense.

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Jody's horse looks just as black in the brilliant sunlight as it does in the dim light of the stable. This illustrates what is known as


A) perceptual set.
B) sensory interaction.
C) brightness constancy.
D) the phi phenomenon.

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People are more likely to perceive a figure and ground illustration as reversible if they are told it is reversible. This best illustrates the importance of


A) interposition.
B) retinal disparity.
C) perceptual adaptation.
D) top-down processing.

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According to the opponent-process theory


A) there are three types of color-sensitive cones.
B) the process of color vision begins in the cortex.
C) neurons involved in color vision are stimulated by one color's wavelength andinhibited by another's.
D) All of these statements are true.

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The study of phenomena such as clairvoyance and telepathy is called


A) parapsychology.
B) Gestalt psychology.
C) psychokinesis.
D) ESP.

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