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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 substance, either prescription or OTC, that changes the structure or function of the body; prevents diseases. cure diseases, maintain health |
addiction | the state of losing control over the use of a drug. |
dependence | the condition that results when the brain develops a chemical need for a drug and cannot function normally without it. |
physical dependence | a state resulting from chronic use that has produced tolerance and where negative physical symptoms of withdrawal result from abrupt discontinuation or dosage reduction. |
psychological dependence | a form of dependence that involves emotional-motivational withdrawal symptoms upon cessation of drug use or engagement in certain behaviors. |
withdrawal | a group of symptoms that occur when a dependent person stops taking a drug. |
tolerance | the ability or willingness to tolerate something, in particular the existence of opinions or behavior that one does not necessarily agree with. |
drug use | a person to take drugs. |
drug misuse | the improper use of medicines- either prescription or over-the-counter drugs. |
drug abuse | when a drug is intentionally used improperly or unsafely. |
prescription drugs | a drug that is obtained only with a written order and can be purchased only at a pharmacy. |
over-the-counter drugs (OTC) | a medicine sold legally in pharmacies and other stores without a doctor's prescription. |
stimulants | drugs that increase the activity of the nervous system. |
depressants | a drug that slows brain and body reactions. |
hallucinogens | a drug that distorts perception, thought, and mood. |
club drugs | drugs that first gained popularity at dance clubs and raves. |
inhalants | a breathable chemical vapor that produces mind-altering effects. |
steroids (anabolic) | artificial forms of the male hormone testosterone. |
marijuana | the leaves, stems, and flowering tops of the hemp plant. |
gateway drug | using a drug to get to harder drugs. |
analgesic | a pain reliever. |
narcotics | refferred medically to any psychoactive compound with any sleep inducing properties. |
zero tolerance law | for teens and others under the age of 21, using alcohol is illegal. |
reverse tolerance | a condition in which less and less alcohol causes intoxication. |
intoxication | the state in which a person's mental and physical abilities are impaired by alcohol or another substance. |
BAC | .08% |
fetal alcohol syndrome | a group of birth defects caused by the effects of alcohol on an unborn child. |
FDA | inspects, tests and assess the safety of food, drugs, and a variety of consumer goods. |
tar | dark, sticky substance that forms when tobacco burns. |
nicotine | the very addictive chemical in tobacco products. |
carbon monoxide | a colorless, odorless toxic flammable gas formed by incomplete combustion of carbon. |
synergistic | occurs when drugs interact to produce effects greater than those that each drug would produce alone. |
antagonistic | occurs when each drug's effect is cancelled out or reduced by the other |