Research indicates that measures of arousal such as heart rate, skin conductance, and electrical brain activity are not highly correlated with each other, suggesting they
a. all tap into the same underlying arousal process.
b. do not all tap into the same underlying arousal process.
c. all tap into the same underlying drive process.
d. do not all tap into the same underlying drive process.
Answer: B
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A concordance rate indicates
a. the percentage of twin pairs or other pairs of relatives who exhibit the same disorder. b. agreement rates between physicians in diagnosing psychological disorders. c. the degree to which psychological factors affect physical health. d. the degree to which biological factors affect psychological adjustment.
Ivy excitedly tells you that she has been invited to sing at the coronation of the new King of Cyprus. You find this difficult to believe, considering Ivy sings terribly and Cyprus has an elected government, not a monarchy. Ivy's statements are clearly out of touch with reality. It appears that Ivy is experiencing
a. delusions of grandeur. b. hallucinations. c. compulsions. d. loosening of associations.