Most medications that are effective in treating major depressive disorder (MDD)
A. have no effect on sleep.
B. reduce REM sleep.
C. increase NREM sleep.
D. promote additional REM sleep.
Answer: B
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Alexander has experienced a traumatic brain injury. Subsequent to the injury, he is unable to form new memories. He can recall events from the distant past, but if he meets a person and has a conversation, then that person leaves the room and returns, he will not recall that they spoke a few moments earlier. Alexander has
a. retrograde memory problems. b. anterograde memory problems. c. Alzheimer's disease. d. Korsakoff's syndrome.
"I want to get good grades so I can get a good job and make lots of money." This individual best illustrates:
A. the instinct theory B. the incentive theory C. intrinsic motivation D. self-actualization needs
A(n) __________ occurs when one variable increases and the other increases as well; a(n) __________ occurs when one variable increases and the other decreases.
A. positive correlation; negative correlation B. negative correlation; positive correlation C. additive correlation; subtractive correlation D. subtractive correlation; additive correlation
The heritability estimate ranges from __________.
A. 0 to 1 B. 1 to 5 C. 0 to 20 D. 1 to 100