Columbia College Psychology 101 Quiz 3
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_______________is stimulation of the sense receptors; perception is an inner representation of the world.
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Sensation
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The ________ __________ is the minimum amount of stimulation needed to produce a sensation.
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Absolute threshold
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Which of the following is a prediction of Weber's constant for noticing differences?
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A person of 200 pounds would have to lose twice as much weight as a person of 100 pounds in order for the difference to be noticed
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A psychological factor in signal detection is focusing your _________ on stimuli that you consider important
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Attention
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Wallace lives near a major railroad changing station. He is desensitized to the noise of the roaring trains. What has taken place?
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Negative adaption
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Light first passes through the outer surface of the eye called the ___________.
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Cornea
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As you leave a darkly lit movie theater and enter the parking lot on a bright sunny day, the ______ in your eyes adjust so you are not blinded by the increase in light.
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Pupils
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________ are the photoreceptors that allow us to see black and white; ______ are the photoreceptors that allow us to see colors.
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Rods; cones
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To avoid the heat it is better to wear white clothing as opposed to black when out in the sun. This is true because
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White reflects a lot of light whereas black reflects little light
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On theories of color vision, the weight of evidence tends to support
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Opponents process and trichromatic theories as partially correct
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When psychologists talk of focusing on a particular stimulus, they are referring to
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Selective attention
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Certain kinds of stimuli have been found to capture people's attention more easily than others. Among these are __________ stimuli. 1. intense 2. novel 3. repetitive 4. all of these
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4. All of these
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According to Freud, some mental events are unavailable to us under almost all circumstances. These are in the
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Unconscious
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A circadian rhythm is
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A cycle connected to the 24-hour period of earth's rotation
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When you wake up, and you feel as if you have not slept at all
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You were probably awakened while still in stage one
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The deepest sleep, and the one from which it is hardest to be awakened, is
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Stage 4
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Deprivation of REM sleep in humans interferes with
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learning and memory
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Which of the following statements about insomnia is true? 1. insomnia can be caused by narcolepsy. 2.insomnia can be caused by REM deprivation. 3. men typically suffer more from insomnia than do women. 4. people compound their sleep problems when they try to force themselves to fall asleep.
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People compound their sleep problems when they try to force themselves to fall asleep
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Today, hypnotism is used to help people control and overcome
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Weight, smoking, fear, anxiety and pain
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Role theory and response set theory of hypnosis are supported by which of the following research findings? 1. suggestible people have vivid imaginations. 2. suggestible people are good role players. 3. suggestible people know what is expected of them. 4. All of these
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4. All of these
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The part of the eye that changes its thickness to adjust an image to make it clearer is the________
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Lens
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The loudness of a sound is determined by the __________ of sound waves
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Amplitude
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Following a long period of playing lead guitar in his rock band, Orpheus showed diminished hearing in particular frequencies. He most likely suffers from
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Sensorineural deafness
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Cochlear implants, or "artificial ears," restore hearing by
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Stimulating the auditory nerve directly
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The four qualities of taste are
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Sweet, sour, bitter and salty
