LIST OF TERMS: alcohol amphetamines depressant heroin LSD narcotics physical dependence psychoactive psychological dependence stimulant tolerance

Drugs and Conscious Experience As you know, many different kinds of drugs may affect the way people think and behave. In other words, drugs have the potential to alter our conscious experiences in many different ways. This sentence completion exercise will help familiarize you with the different classes of drugs and the terminology used to describe them. Simply select the term or phrase from the list to the left that best fits each blank. 1. Any drug that slows down central nervous system activity is classified as a . 2. Substances derived from the opium poppy form a class of drugs called and are used widely because of their pain-killing or analgesic effects. 3. is said to have developed when the neurons in the central nervous require the drug to function normally. 4. An example of a stimulant is a class of drugs is . 5. is to have developed when the neurons in the central nervous system respond less and less to a given quantity of a drug. 6. A drug produced from the fungus that grows on rye, called has powerful psychedelic effects even when consumed in very small quantities. 7. Any drug that functions to increase central nervous system activities is classified as a . 8. The most widely used and abused depressant is . 9. Among opiate addicts, the most widely used narcotic is . 10. An all-consuming desire to use a drug for its euphoric effects is called . 11. drugs are a class of drugs that produce auditory and visual hallucinations in people. 12. Any drug that can affect our behaviors, perceptions, arousal level, emotional status or thinking ability are called drugs.