1. The smallest difference between two stimuli that is
LO 3.1
The smallest difference between two stimuli that is
detectable 50 percent of the time is called:
Absolute threshold
Just noticeable difference
Subliminal perception
Habituation
Sensory adaptation

2. The smallest difference between two stimuli that is
LO 3.1
The smallest difference between two stimuli that is
detectable 50 percent of the time is called:
Absolute threshold
Just noticeable difference (p. 84)
Subliminal perception
Habituation
Sensory adaptation

3. The process by which lower centers of the brain “ignore” or
prevent conscious attention to stimuli that do not change is
called:
Sensory adaptation
Habituation
Sensation
Subliminal perception
Absolute threshold

4. The process by which lower centers of the brain “ignore” or
prevent conscious attention to stimuli that do not change is
called:
Sensory adaptation
Habituation (p. 86)
Sensation
Subliminal perception
Absolute threshold

5. What property of light is reflected by the amplitude of a light wave?
LO 3.3
What property of light is reflected by the amplitude of a light
wave?
Saturation
Color
Hue
Brightness
Timbre

6. What property of light is reflected by the amplitude of a light wave?
LO 3.3
What property of light is reflected by the amplitude of a light
wave?
Saturation
Color
Hue
Brightness (p. 87)
Timbre

7. The part of the eye that can only detect black and white
LO 3.4
The part of the eye that can only detect black and white
and shades of gray is called:
Cones
Rods
Vitreous humor
Pupil
Iris

8. The part of the eye that can only detect black and white
LO 3.4
The part of the eye that can only detect black and white
and shades of gray is called:
Cones (p )
Rods
Vitreous humor
Pupil
Iris

9. The ___________________ theory proposes that the
LO 3.5
The ___________________ theory proposes that the
combination of red, blue, and green cones and rate at
which they fire determines what color will be seen.
opponent-process theory
trichromatic theory
light adaptation
dark adaptation
afterimage theory

10. The ___________________ theory proposes that the
LO 3.5
The ___________________ theory proposes that the
combination of red, blue, and green cones and rate at
which they fire determines what color will be seen.
opponent-process theory
trichromatic theory (p )
light adaptation
dark adaptation
afterimage theory

11. The property of sound waves that corresponds to the purity
LO 3.6
The property of sound waves that corresponds to the purity
of the sound is called:
Pitch
Volume
Timbre
Brightness
Saturation

12. The property of sound waves that corresponds to the purity
LO 3.6
The property of sound waves that corresponds to the purity
of the sound is called:
Pitch
Volume
Timbre (p. 96)
Brightness
Saturation

13. According to ____________ theory, pitch is related to how
LO 3.7
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.
frequency theory
place theory
trichromatic theory
opponent-process theory
just noticeable difference

14. According to ____________ theory, pitch is related to how
LO 3.7
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.
frequency theory (p. 98)
place theory
trichromatic theory
opponent-process theory
just noticeable difference

15. If a person can hear sounds, but has difficulty interpreting
LO 3.7
If a person can hear sounds, but has difficulty interpreting
the sounds, it is likely that what area has been damaged?
Tympanic membrane
Cochlea
Auditory nerve
Hammer
Anvil

16. If a person can hear sounds, but has difficulty interpreting
LO 3.7
If a person can hear sounds, but has difficulty interpreting
the sounds, it is likely that what area has been damaged?
Tympanic membrane
Cochlea
Auditory nerve (p. 97)
Hammer
Anvil

17. In nerve hearing impairment, which part of the ear is most
LO 3.8
In nerve hearing impairment, which part of the ear is most
likely to have been damaged?
Pinna
Tympanic membrane
Oval window
Stirrup
Cochlea

18. In nerve hearing impairment, which part of the ear is most
LO 3.8
In nerve hearing impairment, which part of the ear is most
likely to have been damaged?
Pinna
Tympanic membrane
Oval window
Stirrup
Cochlea (p. 99)

19. ______________ is considered to be a “chemical sense”
LO 3.10
______________ 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.
Olfaction
Gustation
Audition
Vision
Kinesthetic

20. ______________ is considered to be a “chemical sense”
LO 3.10
______________ 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.
Olfaction
Gustation (p. 101)
Audition
Vision
Kinesthetic

21. According to the gate control theory of pain, stimulation of
LO 3.11
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.
endorphines
substance P
serotonin
GABA
acetlycholine

22. According to the gate control theory of pain, stimulation of
LO 3.11
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.
endorphines
substance P (p. 106)
serotonin
GABA
acetlycholine

23. This Gestalt principle explains why we tend to group items
LO 3.14
This Gestalt principle explains why we tend to group items
that are close together in time as being related:
Closure
Similarity
Proximity
Continuity
Contiguity

24. This Gestalt principle explains why we tend to group items
LO 3.14
This Gestalt principle explains why we tend to group items
that are close together in time as being related:
Closure
Similarity
Proximity
Continuity
Contiguity (p. 110)

25. One monocular cue that can be used to perceive depth in
LO 3.15
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:
Relative size
Texture gradient
Aerial perspective
Linear perspective
Motion parallax

26. One monocular cue that can be used to perceive depth in
LO 3.15
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:
Relative size
Texture gradient
Aerial perspective
Linear perspective (p. 112)
Motion parallax

27. The tendency for people to assume that a blocked object is
behind another object, and is therefore further away, is
called:
Interposition
Accommodation
Binocular disparity
Convergence
Relative size

28. The tendency for people to assume that a blocked object is
behind another object, and is therefore further away, is
called:
Interposition (p. 112)
Accommodation
Binocular disparity
Convergence
Relative size

29. One optical illusion that involves a misapplication of size
LO 3.16
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:
Muller-Lyer illusion
Moon illusion
Bottom-up processing
Top-down processing
Perceptual set

30. One optical illusion that involves a misapplication of size
LO 3.16
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:
Muller-Lyer illusion
Moon illusion (p. 115)
Bottom-up processing
Top-down processing
Perceptual set