Ap Psychology Review Packet

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1.Absolute Threshold: the minimum stimulation needed to detect a particular stimulus 50% of the time.
2.Accommodation: the process by which the eye's lens changes shape to focus near or far images on the retina.
3.Acetylcholine: neurotransmitter that enables muscle action, learning and memory.
4.Achievement Motivation: desire for accomplishment.
5.Achievement Test: an exam designed to test what a person has earned.
6.Acoustic Encoding: encoding of sound, especially words.
7.Acquisition: the initial stage when one links a neutral stimulus and an unconditioned stimulus.
8.Action Potential: a neural impulse; a brief electrical charge that travels down an axon.
9.Activation Synthesis: theory that REM sleep triggers neural firing that evokes
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41.Broca's Area: controls language expression; area of the frontal lobe of the left hemisphere.
42.Cannon-Baird Theory: emotion arousing stimulus triggers physiological response and subjective experience of emotion.
43.Case Study: an observational technique in which one person id studied in depth in the hope of revealing universal principles.
44.Central Nervous System: the brain and spinal cord.
45.Cerebellum: the "little brain" at the rear of the brainstem; processes sensory input and coordinates movement output and balance.
46.Cerebral Cortex: the intricate fabric of interconnected neural cells covering the cerebral hemispheres; the body's ultimate control and information-processing center.
47.Change Blindness: failing to notice changes in the environment
48.Charles Darwin: argued that natural selection shapes behaviors as well as bodies.
49.Chunking: organizing items into familiar, manageable units; often occurs automatically.
50.Circadian Rhythm: the biological clock; regular bodily rhythms that occur on a 24-hour cycle
51.Classical Conditioning: one learns to link two or more stimuli and anticipate future events.
52.Clinical Psychology: a branch of psychology that studies, assesses, and treats psychological disorders.
53.Cochlea: a coiled, bony, fluid-filled tube in the inner ear through which sound waves trigger neural impulses.
54.Cochlear Implant: device for converting sounds into electrical signals and stimulating the auditory nerve through

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