The occurrence of withdrawal symptoms
a. indicates that substance abuse has developed.
b. is necessary for a diagnosis of substance abuse.
c. is seen when use of any psychoactive substance is terminated.
d. signals that the body has adjusted to the presence of the drug.
d. signals that the body has adjusted to the presence of the drug.
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When individuals in a research study experience some change even though they received an ineffectual treatment, they are displaying ____________________ effects
Fill in the blank(s) with correct word
Which factor has been linked to the development of eating disorders?
a. parental supervision b. sexual abuse c. single-parent family d. low socioeconomic status
Programs that have the best chance of success for preventing eating disorders
a. should be administered to all girls under 15 years of age to prevent the disorder from developing. b. should be administered to girls under 15 yrs, of age who are concerned about being overweight. c. should be administered to all girls 15 years of age or older to prevent the disorder from developing d. should be administered to girls 15 years of age or older who are concerned about being overwight.
In the course of the 20th century, medical advances resulted in a dramatic decline in the rate of death from infectious diseases, from over 50% in the middle of the 19th century to what percentage today?
a. 5% b. 10% c. 15% d. 20%