Which of the following statements regarding REM sleep is false?
a) The electrical activity that characterizes REM sleep seems to resemble wakefulness more than rest.
b) REM is accompanied by low-voltage, fast changes in EEG.
c) Your body cannot move during REM sleep.
d) REM is often accompanied by highly detailed and vivid illusions called dreams.
e) Although the metabolic activity of the brain during REM sleep resembles wakefulness, the electrical activity of the brain appears to be quite different.
Answer: E
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When many frequencies are present but are not in harmony, we hear noise
Indicate whether this statement is true or false.
What do studies on the use of emotion-focused styles within disadvantaged groups appear to indicate?
A. The groups have continued to have trouble expressing emotions to others that are not a part of the group. B. Emotion-focused styles can be used beneficially to deal with discrimination or other negative circumstances. C. This style can hinder communications between members because of the notion that it is not a natural part of their interactions. D. Emotion-focused styles can be useful, but it varies inconsistently between group members.
A client at a mental institution is rewarded for improved grooming habits with coupons he can exchange for special foods or weekend passes. This technique is called
a. modeling. b. negative reinforcement. c. a token economy. d. systematic desensitization. e. flooding.
According to the article on object permanence Now You See It, Now You Don't, what aspect of Piaget's
test of conservation may have led to incorrect results? (a) it assumed that kids' visual abilities are tied to their motor skills (b) it assumed that kids and adults think the same way (c) by asking the kids the same question twice, kids may have changed their answer to please the researcher (d) children do not grasp conservation until they are in early adolescence