The venom of the black widow spider bite causes _____ to be released continuously by motor neurons, causing severe muscle spasms.
a. acetylcholine
b. dopamine
c. GABA
d. serotonin
Answer: a. acetylcholine
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Freud changed his theory from emphasizing childhood sexual abuse to emphasizing early sexual fantasies. What evidence if any led him to change his theory?
a. He had no good evidence for either theory. b. He conducted surveys about the prevalence of sexual abuse and fantasies. c. He got the parents of his patients to report their recollections of the patients as children. d. He tabulated that more of his patients remembered early fantasies than early abuse.
Research has supported the finding that, compared to males, females tend to be
a. more sensitive to subtle, nonverbal cues. b. more irrational. c. more emotional. d. more assertive.
Often, the decision to marry is a response to
a. the social clock. b. moral judgments. c. fluctuations in self-esteem. d. needs for autonomy.
Research on introversion and extraversion has shown that thinking types gravitate toward occupations such as:
a. ministers b. certified public accountants c. musicians d. psychologists