A major depressive disorder is a mood disorder in which the person
a. is mostly depressed but has also had one or more episodes of hypomania.
b. has episodes of mania and also periods of deep depression.
c. has a moderate depression that persists for two years or more.
d. suffers one or more intense episodes of depression.
ANSWER: d
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Answer the following statement true (T) or false (F)
Which is NOT a preparation for using desensitization?
a. learning to relax b. learning to visualize the reinforcement you are going to give yourself c. constructing a hierarchy of at least 10 fearful situations d. setting aside times to practice relaxation as you vividly visualize scenes from the hierarchy
Phencyclidine (PCP) is a potent glutamate antagonist that is known to produce psychotic behavior in humans. Given what you know about stroke, what would happen if somebody used PCP right after a stroke?
A. It would increase the damage initiated by the stroke. B. It might have a protective effect against further cell death, but the psychotic side effects would be problematic. C. It would not produce any psychotic symptoms due to stroke-related changes in brain biochemistry. D. It would have no observable effects on cell health or psychotic behavior.
Which of the following provides a plausible account of infantile amnesia?
a. it is difficult to remember things that happened very far in the past b. infants are unable to form enduring memories c. infants do not have metacognitive knowledge d. infants' frontal lobes are underdeveloped