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AP Psychology Review

Terms in this set (394)

ablation
removal or destruction of brain tissue in a surgical procedure
absolute threshold
intensity level at which one can detect a stimulus 50% of the time
accommodation
the process of modifying a schema to account for new information; the process of the eyes lens changing shape in order to focus on distant or near objects
acetylcholine (ACh)
a neurotransmitter involved in learning, memory and muscle movement
need for achievement
desire for accomplishment, mastery of people, ideas, things, desire for reaching a high standard
achievement test
a test that assesses what one has learned
acquisition
a process in classical conditioning by which the association of a neutral stimulus with a natural stimulus is first established
action potential
the electrical process by which information is transmitted the length of an axon
activation synthesis
the idea that dreams are the result of the cerebral cortex interpreting and organizing random flashes of brain activity, originating in the lower brain structures, especially the pons
adrenal gland
source of the hormone norepinephrine which affects arousal
affective disorders
psychological disturbances of mood
need for affiliation
desire to associate with others, to be part of a group, to form close and intimate relationships
after image
an image that remains after a stimulus is removed, especially one in which the colors are reversed
agonists
drugs which mimic the activity of neurotransmitters
alcohol
the most frequently used and abused CNS depressant in most cultures; its use affects mood, judgment, cognition
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