In classical conditioning, extinction refers to:
a. the return of a conditioned response that had been extinguished, after a period of nonexposure to the conditioned stimulus
b. learning that an event signals the absence or nonoccurrence of the unconditioned stimulus
c. a procedure that uses an established conditioned stimulus to condition a response to a second, neutral stimulus
d. a loss of responding that results from the repeated presentation of a conditioned stimulus without an unconditioned stimulus
D
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What neurotransmitter, which is especially involved in movement and motor coordination, declines in late adulthood?
a. norepinephrine b. serotonin c. dopamine d. acetylcholine
People who are sexually promiscuous and who use drugs and alcohol would likely score high on a
factor called Disinhibition versus Constraint. Indicate whether the statement is true or false.