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How do pigments gain their colors?  


A) By creating a reflective surface that changes its wavelengths to match the color of the surroundings  
B) By increasing the value of the colors already present in them through amplification  
C) By producing visual impression of a stimulus that has been removed from the color spectrum  
D) By absorbing light from certain segments of the spectrum and reflecting the rest

E) None of the above
F) C) and D)

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The oval window transmits vibrations into the inner ear, the bony tube called the__________. 


A) incus  
B) malleus  
C) cochlea  
D) eardrum

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

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Which of the following is a new basic taste that was recently added to the primary taste qualities?  


A) Koshoo  
B) Sweet  
C) Bitter  
D) Umami

E) A) and B)
F) B) and D)

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The part of the electromagnetic spectrum that stimulates the eye and produces visual sensations is known as _____. 


A) visible light  
B) cosmic rays  
C) ultraviolet rays  
D) the visual field

E) B) and D)
F) A) and B)

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Despite being blind, Brian has never had a problem with performing day-to-day activities. He has been able to accurately judge the position and motion of his body parts, and thus, he is able to perform activities such as walking and eating quite normally. Which of the following senses is illustrated in the scenario?  


A) Psychokinesis  
B) Kinesthesis  
C) Telepathy  
D) Clairvoyance

E) A) and B)
F) A) and C)

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The cones are most densely packed in a small spot at the center of the retina called the__________. 


A) cornea  
B) iris  
C) sclera  
D) fovea

E) A) and B)
F) A) and C)

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Jeff observed a quick succession of cars moving together on the road. His first thought was that they were all a part of a convoy of some sort. Which law of perceptual organization best explains Jeff's assumption?  


A) The law of unity  
B) The law of similarity  
C) The law of continuity  
D) The law of common fate

E) A) and C)
F) B) and C)

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Which of the following is the function of the iris?  


A) Regulating the amount of light that enters the eye  
B) Conducting sensory input to the brain  
C) Transmitting perception of color to the brain  
D) Distinguishing between warm and cool colors

E) All of the above
F) A) and B)

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Which of the following is true of feature detectors?  


A) They are external stimuli that have a high pitch. 
B) They refer to neurons that fire in response to specific features of sensory stimuli. 
C) They refer to visible light that triggers visual sensations. 
D) They refer to hormones that are triggered in response to visual stimuli.

E) C) and D)
F) All of the above

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_____ refers to the perception of objects that do not stimulate the known sensory organs. 


A) The vestibular sense  
B) Clairvoyance  
C) The kinesthetic sense  
D) Psychokinesis

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

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Psychophysicist Ernst Weber discovered that the threshold for perceiving differences in the intensity of light is about 10 percent of their intensity. 

A) True
B) False

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Top-down processing involves the organization of the parts of a pattern to recognize, or form an image of, the pattern they compose. 

A) True
B) False

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_____ is the process by which we organize or make sense of the sensory impressions caused by the light that strikes our eyes. 


A) Visual perception  
B) Subliminal stimulation  
C) Subliminal perception  
D) Auditory stimulation

E) B) and D)
F) A) and D)

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The term__________is derived from the ancient Greek words for "motion" and "perception". 


A) kinesthesis  
B) psychokinesis  
C) clairvoyance  
D) telepathy

E) B) and D)
F) None of the above

Correct Answer

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Visual stimuli can be flashed too briefly, below our absolute threshold for conscious perception, to enable us to process them. This is an example of__________. 


A) subliminal stimulation  
B) the difference threshold  
C) light adaptation  
D) dark adaptation

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

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In the context of sound, which of the following is true?  


A) The pitch of a sound roughly corresponds to the height, or amplitude, of sound waves. 
B) The greater the number of cycles per second (Hz) , the higher the pitch of the sound. 
C) The frequency and amplitude of a sound are dependent on each other. 
D) The pitch of a sound is expressed in decibels (dB) .

E) A) and B)
F) A) and C)

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The frequency theory notes that for us to perceive lower pitches, _____. 


A) we need to match the frequency of the sound waves with our neural impulses  
B) the frequency of our neural impulses should exceed that of the sound waves  
C) we need to match the wavelength of the sound waves with our neural impulses  
D) the frequency of our neural impulses should be lower than that of the sound waves

E) None of the above
F) A) and B)

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As part of a study in auditory perception, students were made to listen to a low-volume music track. When they first put on their headphones, they almost couldn't hear anything. But as they became more attentive, the sound gradually became clearer. This is an example of _____. 


A) sensitization  
B) subliminal stimulation  
C) retinal disparity  
D) pitch increase

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

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In which of the following conditions do receptors for warmth fire?  


A) When skin temperature increases  
B) When body temperature decreases  
C) When nociceptors in the skin are depressed  
D) When phantom limb pain is aroused

E) C) and D)
F) A) and D)

Correct Answer

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In the context of auditory perception, which of the following statements is true?  


A) The frequency theory holds that the pitch of a sound is sensed according to the place along the basilar membrane that vibrates in response to it. 
B) The place theory notes that for us to perceive lower pitches, we need to match the frequency of the sound waves with our neural impulses. 
C) Neurons that carry auditory signals cannot fire more than 100 times per second due to the uneven lengths of the axons. 
D) The frequency theory appears to account only for pitch perception between 20 and a few hundred cycles per second.

E) C) and D)
F) None of the above

Correct Answer

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