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Substances
Substances Vocab
| Term | Definition |
|---|---|
| Drug | Any substance other than food that changes the structure or function of the body. |
| Medicine | A legal drug that helps the body fight injury, illness, or disease |
| Addiction | When the brain thinks it needs a substance to properly function |
| Physical Dependence | When the body needs a substance to properly function. |
| Psychological dependence | When the brain chemically needs a substance to properly function. |
| Withdrawal | A group of symptoms that will occur when a dependent person stops taking a drug. |
| Tolerance | When effects become reduced by frequent use. |
| Drug interactions | When a person takes more than one drug |
| Synergistic | Occurs when drugs interact to produce effects greater than those that each drug would produce alone |
| Antagonostic | Occurs when each drug's effect is reduced or cancelled out by the other |
| Drug Use | When drugs are taken properly as directed |
| Drug Misuse | The improper us of medicines |
| Drug Abuse | When a drug is intentionally improperly used |
| (OTC) Over-the-counter drugs | A medicine that is sold legally at pharmacies and other stores without a doctor's prescription. |
| Prescription Drugs | A drug that can only be acquired with a written note from a doctor which can only be purchased at a pharmacy. |
| Stimulants | Drugs that increase activity of the nervous system |
| Depressants | A drug that slows down brain and body functions |
| Halucinogens | A drug that distorts perception, thought, and mood. |
| Club Drugs | A drug which both strength and quality differ from person to person. Effects on a person are unpredictable and dangerous |
| Inhalants | A breathable chemical vapor that produces mind-altering effects |
| Steroids | Artificial forms of male hormone testosterone |
| Marijuana | Leaves, stems, and flowering tops of hemp plant. |
| Gateway Drug | A drug that is used as a gateway to using other "harder" drugs |
| Analgesic | Pain-releiver |
| Zero Tolerance Law | It is illegal for teens and others under 21 to use alcohol |
| Reverse Tolerance | Where less and less of a substance causes intoxication |
| BAC/BAL | Amount of alcohol in the blood |
| % in Illinois | 0.08% |
| Fetal Alcohol Syndrome | A group of birth defects caused by the effects of alcohol on an unborn child |
| FDA | Food and Drug Administration |
| Tar | A mixture of hundreds of chemicals |
| Nicotine | Natural insecticide which is very addictive in tobacco products |
| Carbon Monoxide | Odorless and colorless chemical released by burning substances |
| Second-Hand Smoke | Environmental tobacco smoke |
| Sidestream Smoke | smoke that goes into the air directly from a cigarette |
| Mainstream Smoke | Exhaled from a smoker's lungs |
| Emphysema | Disorder in which aveoli in lungs can no longer function properly |
| Bronchitis | Infection that causes the mucous membranes lining the bronchi in lings to become inflamed |
| Cirrhosis | Disease where fat cells block up the blood flow in the liver and die leaving behind useless scar tissue. Is a result of heavy smoking. |
| Dependence | When either the mind or body need a substance to properly function |