13. America’s leading drug problem, used regularly by an estimated 1.5 million and with estimated
economic costs of $23.4 billion per year, is considered to be ____________________.
14. ____________________ is a white crystalline powder extracted from the leaves of the coca plant.
15. Smoking the fumes of the alkaloid form of cocaine is called ____________________.
16. ____________________ is one of the benzodiazepines that has been used as a date rape drug.
17. When you take small or intermittent doses of a drug, you are ____________________.
18. Drugs that produce vivid and unusual changes in thoughts, feelings, and perceptions are called
____________________.
19. ____________________ is an anesthetic used by veterinarians that causes hallucinations in humans.
20. Chemicals that produce vapors with psychoactive effects are known as inhalants or
____________________.