words Vocabulary Words Practice
test 2 questions well solved
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Ablation - n
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A surgically induced brain lesion.
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Absolute refractory period - n
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The period that follows the onset of an action potential. During this period, a nerve
impulse cannot be initiated
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Absolute threshold - n
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The minimum of stimulus energy needed to activate a sensory system.
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Accommodation - n
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A principle of Piaget's theory of cognitive development. It occurs when cognitive
structures are modified because new information or new experiences do not fit into
existing cognitive structures.
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Acetylcholine - n
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,A neurotransmitter found in both central and peripheral nervous systems linked to
Alzheimer's disease and used to transmit nerve impulses to the muscles,
respectively.
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Acrophobia - n
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A specific phobia that is an irrational fear of heights.
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ACT model (Adaptive Control of Thought) - n
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A model that describes memory in terms of procedural and declarative memory.
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Actor-observer effect - n
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The tendency of actors to see observer behavior as due to external factors
(situational factors) and the tendency of observers to attribute actors' behaviors to
internal characteristics (dispositional characteristics).
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Adrenaline - n
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A hormone that increases energy available for "fight or flight" reactions (also known
as epinephrine).
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Afterimages - n
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A visual sensation that appears after prolonged or intense exposure to a stimulus.
,Qs
Agnosia - n
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Impairments in perceptual recognition.
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Agoraphobia - n
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An irrational fear of being in places or situations where escape might be difficult.
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All-or-none law - n
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A law about nerve impulses stating that when depolarization reaches the critical
threshold (-50 millivolts) the neuron is going to fire, each time, every time.
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Alternate-form method - n
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In psychometrics, it is the method of using two or more different forms of a test to
determine the reliability of a particular test.
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Altruism - n
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A form of helping behavior where the person's intent is to benefit someone else at
some cost to him- or herself.
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Amnesia - n
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A dissociative disorder where individuals are unable to recall past experience, but
this inability is not due to a neurological disorder.
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Analogy of inoculation - n
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McGuire's analogy that people can be psychologically inoculated against the
"attack" of persuasive communications by first exposing them to a weakened
attack.
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Analyses of Variance (anovas) - n
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A statistical method to compare the means of more than two groups by comparing
the between-group variance to the within-group variance.
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Anchoring - n
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A cognitive term (a heuristic) that refers to the tendency of people to make
decisions based on reference points, or standards used to make judgements.
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Anima (animus) - n
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An archetype from Jung's theory referring to the feminine behaviors in males, and
the masculine behaviors in females.
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Anorexia nervosa - n
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