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Health Period 8

Substances Vocab

Drug chemical substance that is taken to cause changes in a person's body or behavior
Medicine legal drugs that help the body fight injury, illness, or disease
addiction the user no longer has control over his or her using
dependence the brain develops a chemical need for a substance and cannot function normally without it
physical dependence the body's need for a substance and inability to function without it
psychological dependence the brain's need for a substance and inability to function without it
withdrawl a group of symptoms that occur when a dependent person stops taking a drug
tolerance with repeated use of a substance, its effects on the brain become reduced
synergism occurs when drugs interact to produce effects greater than those each drug would produce alone
antagonism occurs when each drug's effect is canceled out or reduced by the other
drug use properly using per label instructions
drug misuse the improper use of medicines
drug abuse when a drug is intentionally used improperly or unsafely
prescription drug a drug that can be obtained only with a written order from a doctor and can be purchased only at a pharmacy
over-the-counter (OTC) drug a medicine sold illegally in pharmacies and other stores without a doctor's perscription
stimulant drugs that increase the activity of the nervous system
depressant a drug that slows brain ad body reactions
hallucinogens a drug that distorts perception, thought, and mood
club drugs drugs that first gained popularity at dance clubs and raves
inhalant a breathable chemical vapor that produces mind-altering effects
marijuana the leaves, stems, and flowering tops of the hemp plant cannabis sativa
gateway drug a drug that leads to the use of other drugs
analgesic a pain reliever
zero tolerance law people face sharp consequences starting with the first time they are caught with alcohol or other drugs
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
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 dark, thick, flammable liquid distilled from wood or coal
nicotine the naturally produced chemical in tobacco plants that acts as an insecticide
carbon monoxide
second hand smoke smoker inhaled by anyone around the smoker
sidestream smoke smoke that is put into the surrounding environment by the smoker
mainstream smoke smoke inhaled by the smoker through inhaling through a smoke-producing tobacco product
emphysema a condition where the air sacs of the lungs are damaged and enlarged, causing breathlessness.
bronchitis inflammation of the membrane in the bronchial tubes
Created by: jesharrison