Ricardo was given curare and suffered paralysis. By attaching to receptor sites on his muscles, curare competes with
a. dopamine.
b. acetylcholine.
c. serotonin.
d. enkephalins.
ANSWER: b
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Each member of the population has an equal opportunity of being included in the sample when an experimenter uses
a. standard deviation sampling. b. a negative correlation. c. a frequency distribution. d. random selection.
Tolman uses the term ______ to indicate that objects acquire reward value through the learning process.
A. incentive B. acquired drive C. drive reduction D. cathexis
Why are women more likely to be affected by insomnia?
A. They are more likely to be iron deficient. B. They are more prone to sleep less than two to four hours a day for two weeks or more. C. They are more likely to consume alcohol. D. They are less likely to cope with medical conditions.
According to Erik Erikson, parenting, starting a business, and creating a work of art are examples of
A. stagnation. B. individuation C. generativity. D. neural migration.