Electrical stimulation of brain neurons that release ________ produces cortical arousal
a. glycine
b. GABA
c. serotonin
d. acetylcholine
e. adenosine
Answer: d. acetylcholine
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A threshold based upon relative judgments where a constant comparison stimulus is judged relative to a series of changing stimuli is called the
a. mean threshold. b. absolute threshold. c. difference threshold. d. median threshold.
Learning is strengthened each time a response is followed by a satisfying state of affairs, according to the law of
a. responding. b. association. c. effect. d. diminishing returns.
Substantial drops in the population of patients institutionalized for mental disorders coincided with
A. the use of typical antipsychotics to treat schizophrenia. B. the use of clozapine to treat schizophrenia. C. the widespread use of psychosocial rehabilitation. D. reduced exposure of pregnant women to viruses.
Which of the following statements is true?
A. Once bulimia nervosa develops, it is virtually untreatable. B. Once bulimia nervosa develops, it tends to be chronic if untreated. C. People with bulimia nervosa eventually shift to symptoms of other eating disorders. D. Bulimia nervosa is more resistant to treatment than anorexia nervosa