Effects of drugs 0.0 / 5 ? BiologyEffects of drugsGCSEEdexcel Created by: rebeccashuttleworthCreated on: 05-05-14 11:04 What is a drug? A chemical substance that produces changes in the body. 1 of 7 What is a stimulant? (give an example) A drug that increases the speed at which nerves carry messages. An example is caffeine and nicotine 2 of 7 What is a depressant? (give an example) A drug that decreases the speed at which nerves carry out impulses. An example of this is alcohol and heroin. 3 of 7 What is a painkiller? (give an example) A drug that reduces the amount of pain that you feel. An example of this is morphine and asprin. 4 of 7 What is a hallucinogen? (give an example) A drug that changes the way our brain works and distorts our senses. An example of this is LSD and magic mushrooms. 5 of 7 What is a narcotic? (give an example) A drug that makes us feel sleepy. An example of this is sleeping pills. 6 of 7 What is an addiction? Something that gives you a false sense of well-being, which the person craves when it goes away. 7 of 7
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