Cocaine and amphetamine both boost the activity of ______, although they do so through different mechanisms
a. ?dopamine
b. ?serotonin
c. ?norepinephrine
d. ?acetylcholine
ANSWER:
a
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Dr. Tsuei is studying the effects of sleep deprivation on interpersonal skills. He is testing the interpersonal skills of 20-25 year-old males who have been sleep deprived for 24 hours, 36 hours, or 48 hours. In this study, the dependent variable is the ____
a. age of the research participants b. interpersonal skills of the research participants c. length of time that the research participants are deprived of sleep d. type of interpersonal skills test used in the study
Whenever little Bobby cries, his father spanks him. Bobby's father is trying to decrease Bobby's crying through the use of:
A. negative punishment B. negative reinforcement C. positive reinforcement D. positive punishment
The ____________ theory of dreaming says that dreams are our brain’s way of making sense out of random brain activity that occurs when we are sleeping.
A. activation-synthesis B. dynamic unconscious C. Freudian D. axonal activity E. frontal lobe
Identity ________ refers to exploration without commitment
a. moratorium b. foreclosure c. crisis d. achievement