Finding that chronic administration of a psychostimulant reduced dopamine receptors in the brain would be an example of:
a. pharmacokinetic tolerance.
b. pharmacodynamic tolerance.
c. sensitization.
d. conditioned tolerance.
Ans: B
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How would we describe a teen with identity diffusion?
a. In the middle of a profound identity crisis b. Not actively seeking new adult roles c. Actively searching for new adult roles d. Never questioned his childhood identity
Mean length of utterance (MLU) refers to
a. the average number of morphemes a child uses in a sentence. b. the total number of sounds a child makes when trying to express herself. c. the average number of letters in the child's usual utterances. d. the amount of time that passes between when a child starts and stops speaking.
According to the ACT perspective, "trying" is
a. the initiation of behavior. b. synonymous with "difficult.". c. not a form of action. d. an adaptive life value.
In the Shepard and Metzler study, people judged whether two figures that were in different orientations were the same or different. What did this study demonstrate?
a. It takes much longer to rotate pairs in depth (e.g., by turning a figure away from you) than to rotate pairs in the picture plane (e.g., by turning a figure clockwise). b. The amount of rotation necessary before making "same-different" judgments influences decision speed. c. There were no consistent relationships between the variables examined in this study. d. The propositional-storage interpretation of imagery is correct.