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17 Cards in this Set
- Front
- Back
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Perception
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the interpretation of sensory input, individual differences become much more evident.
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Sensory Adaptation
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unchanging stimulus; the tendency to pay less attention to non changing source of stimulation
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Bottom Up Processing
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Perception based on building simple input into more complex perceptions.
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Top Down Processing
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Knowledge we have gained from prior experience with stimuli to perceive them. (A perceptual process in which memory and other cognitive processes are required for interpreting incoming sensory information.)
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Absolute Threshold
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Smallest possible stimulus that can be detected.
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Difference Threshold
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Smallest difference between two stimuli that can be detected.
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Signal Detection
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A two-step process involving:
1) the actual intensity of other stimulus, which will influence the observer's belief that the stimulus did occur 2) the individual observer's criteria for deciding whether the stimulus occurred. |
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The Amygdala
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The ___________ uses visual information to make quick emotional judgement, especially about potentially harmful stimuli.
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Opponent Process Theory
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A theory of color vision that suggests we have red-green color channel and a blue-yellow color channel in which activation of one color in each pair inhibits the other.
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Gestalt Psychology
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Read up on Gestalt Psychology on page 198 and 199.
The Gestalt Principle of Proximity and Similarity Model |
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Retinal Disperity
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Allows us to detect objects in stereograms. Infants as young as 4 months can see depth in stereograms, as can monkeys, cats, and falcons.
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Audition
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Our sense of hearing, not only allows us to identify objects in the distance, but it plays an especially important role in our ability to communicate with others through language.
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More on Audition
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Infants as young as 2 days show signs of remembering their mothers voice.
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Quote by Marcus Aurelius
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If you are distressed by anything external, the pain is not due to the thing itself but to your own estimate of it; and this you have the power to revoke at any moment.
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Quote by Albert Einstein
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Reality is merely an illusion, albeit a very persistent one.
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Gate Theory
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The theory that suggests that input from touch fibers competes with input from pain receptors, possibly preventing pain messages from reaching the brain.
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Understanding of Pain
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Research shows the physical contact with loved ones actually reduces the sensation of pain.
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