A change in personality resulting from marijuana use, characterized by a lack of motivation, has been termed by some drug theorists as:
A. chronic fatigue syndrome
B. amotivational syndrome
C. motivational maladjustment
D. deficit motivation
Answer: B. amotivational syndrome
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The "silent killer" in middle adulthood refers to __________.
A. alcoholism B. drug addiction C. tuberculosis D. hypertension
When a person's body builds up a resistance to a drug so that larger doses are needed to produce the same effects, that person has developed:
A. withdrawal B. tolerance C. dependency D. immunity
Despite the fact that it is the result of recessive genes, some carriers of sickle-cell disease possess both normal and sickle-shaped blood cells. This phenomenon is best explained by
a. polygenetic effects. b. meiosis. c. incomplete dominance. d. concordance rate.
Which of the following would be used to treat anorexia nervosa?
A. antipsychotic medication B. antianxiety medication C. antidepressant medication D. antiepileptic medication