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1
The smallest difference between two stimuli that is
detectable 50 percent of the time is called:
1. Absolute threshold
2. Just noticeable difference
3. Subliminal perception
4. Habituation
5. Sensory adaptation
LO 3.1
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2
The smallest difference between two stimuli that is
detectable 50 percent of the time is called:
1. Absolute threshold
2. Just noticeable difference (p. 84)
3. Subliminal perception
4. Habituation
5. Sensory adaptation
LO 3.1
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3
The process by which lower centers of the brain “ignore” or
prevent conscious attention to stimuli that do not change is
called:
1. Sensory adaptation
2. Habituation
3. Sensation
4. Subliminal perception
5. Absolute threshold
LO 3.2
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4
The process by which lower centers of the brain “ignore” or
prevent conscious attention to stimuli that do not change is
called:
1. Sensory adaptation
2. Habituation (p. 86)
3. Sensation
4. Subliminal perception
5. Absolute threshold
LO 3.2
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5
What property of light is reflected by the amplitude of a light
wave?
1. Saturation
2. Color
3. Hue
4. Brightness
5. Timbre
LO 3.3
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6
What property of light is reflected by the amplitude of a light
wave?
1. Saturation
2. Color
3. Hue
4. Brightness (p. 87)
5. Timbre
LO 3.3
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7
The part of the eye that can only detect black and white
and shades of gray is called:
1. Cones
2. Rods
3. Vitreous humor
4. Pupil
5. Iris
LO 3.4
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8
The part of the eye that can only detect black and white
and shades of gray is called:
1. Cones (p. 89-90)
2. Rods
3. Vitreous humor
4. Pupil
5. Iris
LO 3.4
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9
The ___________________ theory proposes that the
combination of red, blue, and green cones and rate at
which they fire determines what color will be seen.
1. opponent-process theory
2. trichromatic theory
3. light adaptation
4. dark adaptation
5. afterimage theory
LO 3.5
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10
The ___________________ theory proposes that the
combination of red, blue, and green cones and rate at
which they fire determines what color will be seen.
1. opponent-process theory
2. trichromatic theory (p. 91-92)
3. light adaptation
4. dark adaptation
5. afterimage theory
LO 3.5
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11
The property of sound waves that corresponds to the purity
of the sound is called:
1. Pitch
2. Volume
3. Timbre
4. Brightness
5. Saturation
LO 3.6
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12
The property of sound waves that corresponds to the purity
of the sound is called:
1. Pitch
2. Volume
3. Timbre (p. 96)
4. Brightness
5. Saturation
LO 3.6
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13
According to ____________ theory, pitch is related to how
fast the basilar membrane vibrates, and can explain how
sounds up to 100 hz can be heard.
1. frequency theory
2. place theory
3. trichromatic theory
4. opponent-process theory
5. just noticeable difference
LO 3.7
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14
According to ____________ theory, pitch is related to how
fast the basilar membrane vibrates, and can explain how
sounds up to 100 hz can be heard.
1. frequency theory (p. 98)
2. place theory
3. trichromatic theory
4. opponent-process theory
5. just noticeable difference
LO 3.7
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15
If a person can hear sounds, but has difficulty interpreting
the sounds, it is likely that what area has been damaged?
1. Tympanic membrane
2. Cochlea
3. Auditory nerve
4. Hammer
5. Anvil
LO 3.7
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16
If a person can hear sounds, but has difficulty interpreting
the sounds, it is likely that what area has been damaged?
1. Tympanic membrane
2. Cochlea
3. Auditory nerve (p. 97)
4. Hammer
5. Anvil
LO 3.7
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17
In nerve hearing impairment, which part of the ear is most
likely to have been damaged?
1. Pinna
2. Tympanic membrane
3. Oval window
4. Stirrup
5. Cochlea
LO 3.8
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18
In nerve hearing impairment, which part of the ear is most
likely to have been damaged?
1. Pinna
2. Tympanic membrane
3. Oval window
4. Stirrup
5. Cochlea (p. 99)
LO 3.8
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19
______________ is considered to be a “chemical sense”
because receptors in this area receive molecules of various
substances that fit into receptor sites, much like a
neurotransmitter in the brain fits into its receptor sites.
1. Olfaction
2. Gustation
3. Audition
4. Vision
5. Kinesthetic
LO 3.10
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20
______________ is considered to be a “chemical sense”
because receptors in this area receive molecules of various
substances that fit into receptor sites, much like a
neurotransmitter in the brain fits into its receptor sites.
1. Olfaction
2. Gustation (p. 101)
3. Audition
4. Vision
5. Kinesthetic
LO 3.10
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21
According to the gate control theory of pain, stimulation of
pain receptors leads to the release of ____________,
which sends signals to the brain that are interpreted as
pain.
1. endorphines
2. substance P
3. serotonin
4. GABA
5. acetlycholine
LO 3.11
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22
According to the gate control theory of pain, stimulation of
pain receptors leads to the release of ____________,
which sends signals to the brain that are interpreted as
pain.
1. endorphines
2. substance P (p. 106)
3. serotonin
4. GABA
5. acetlycholine
LO 3.11
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23
This Gestalt principle explains why we tend to group items
that are close together in time as being related:
1. Closure
2. Similarity
3. Proximity
4. Continuity
5. Contiguity
LO 3.14
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24
This Gestalt principle explains why we tend to group items
that are close together in time as being related:
1. Closure
2. Similarity
3. Proximity
4. Continuity
5. Contiguity (p. 110)
LO 3.14
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25
One monocular cue that can be used to perceive depth in
which parallel lines appear to converge as they become
further away in distance (as with railroad tracks) is called:
1. Relative size
2. Texture gradient
3. Aerial perspective
4. Linear perspective
5. Motion parallax
LO 3.15
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26
One monocular cue that can be used to perceive depth in
which parallel lines appear to converge as they become
further away in distance (as with railroad tracks) is called:
1. Relative size
2. Texture gradient
3. Aerial perspective
4. Linear perspective (p. 112)
5. Motion parallax
LO 3.15
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27
The tendency for people to assume that a blocked object is
behind another object, and is therefore further away, is
called:
1. Interposition
2. Accommodation
3. Binocular disparity
4. Convergence
5. Relative size
LO 3.15
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28
The tendency for people to assume that a blocked object is
behind another object, and is therefore further away, is
called:
1. Interposition (p. 112)
2. Accommodation
3. Binocular disparity
4. Convergence
5. Relative size
LO 3.15
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29
One optical illusion that involves a misapplication of size
constancy (i.e., the tendency to view an object as always
being the same size, regardless of distance from the
viewer) is called:
1. Muller-Lyer illusion
2. Moon illusion
3. Bottom-up processing
4. Top-down processing
5. Perceptual set
LO 3.16
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30
One optical illusion that involves a misapplication of size
constancy (i.e., the tendency to view an object as always
being the same size, regardless of distance from the
viewer) is called:
1. Muller-Lyer illusion
2. Moon illusion (p. 115)
3. Bottom-up processing
4. Top-down processing
5. Perceptual set
LO 3.16