Recent and highly sophisticated research focusing on neurochemical abnormalities as the cause of schizophrenia involves all of the following EXCEPT
A. deficiency in the stimulation of prefrontal dopamine D1 receptors.
B. excessive stimulation of striatal dopamine D2 receptors.
C. alterations in prefrontal activity involving glutamate transmissions.
D. changes in temporal lobe function associated with serotonin receptor activity.
Answer: D
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Which of the following constitutes a threat to the internal validity of within subjects factorial designs?
a. testing c. history b. the carryover effect d. all of these
Which adolescent is most likely to make a risky decision based on impulse?
A. Andrew, whose parents promised him a significant amount of money to clean out the garage B. Max, whose girlfriend said she would break up with him unless he skipped school with her C. Ava, who is trying to decide whether she wants to join the dramatics club D. Nora, who is summoning up the courage to talk with the most popular boy in her class
The judicial system in which the judge has more control of the proceedings is called a(n) ______ system.
A. inquisitorial B. disruptive C. adversarial D. impractical
Researchers studying mate-swapping in the 1970s represented themselves as swingers seeking sexual relations. These researchers used a method called
A) field observation. B) ethnographic research. C) anthropological research. D) participant observation.