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Drug Abuse ANSW ✔✔ Drug use becomes ... when repeated use causes or aggravates
personal, occupational, or health-related problems.
Polyabuser ANSW ✔✔ A person who abuses more than one drug at a time.
Drug Dependence ANSW ✔✔ A severe drug-related problem characterized by impaired
control over the use of the drug.
Physiological Dependence ANSW ✔✔ A state of physical dependence on a drug caused by
repeated usage that changes body chemistry.
Withdrawal Syndrome ANSW ✔✔ A cluster of symptoms associated with abrupt
withdrawal from a drug.
Tolerance ANSW ✔✔ A form of physical habituation to a drug from which increased
amounts are needed to achieve the same effect.
Psychological Dependence ANSW ✔✔ A condition in which a person believes that a drug is
needed in order to feel good or to function normally.
Drug Addiction ANSW ✔✔ Drug dependence accompanied by signs of physiological
dependence, such as the development of a withdrawal syndrome.
Depressants ANSW ✔✔ Drugs, such as alcohol and barbituates, which reduce central
nervous system activity, which in turn slows down such bodily processes as heart rate and
respiration rate.