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Substances

Substances Vocab

TermDefinition
drug a substance, other than food, that changes the structure or function of the body
medicine legal drugs that help the body fight injury, illness, or disease
addiction the drinker no longer has control over his or her drinking
dependence the brain develops a chemical need for alcohol and cannot function normally without
physical dependence physically needing a drug to function normally
psychological dependence mentally craving a drug
withdrawal a group of symptoms that occur when a dependent person stops taking a drug
tolerance with repeated use of a substance, its effects in the brain become reduced
synergistic occurs when drugs interact to produce effects greater than those that each drug would produce alone
anatagonistic occurs when each drug's effect is canceled out or reduced by the other
drug use using drugs correctly for medical purposes
drug misuse using drugs incorrectly
drug abuse using drugs for no medical reason, using drugs when they are illegal
prescription drugs a drug that can be obtained only with a written order from a doctor and can be purchased only at a pharmacy
OTC drugs a medicine that is sold legally in pharmacies and other stores without a doctor's prescription
stimulants drugs that increase the activity of the nervous system
depressants drugs that slows brain and body reactions
hallucinogens drugs that distort perception, thought, and mood
club drugs strength and quality of them are highly unpredictable, different from person to person
inhalents a breathable chemical vapor that produces mind-altering effects
Anabolic steroids artificial forms of the male hormone testosterone, increase muscle size and strength
marijuana one of the most frequently abused psychoactive drugs, changes the way information reaches and is acted upon by the brain
gateway drug a drug that leads to using other harder drugs
analgesic pain-reliever
zero tolerance law students face stiff consequences, including suspension, 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
BAC/BAL the amount of alcohol in a person's blood, expressed as a percentage
% in IL .08
fetal alcohol syndrome a group of birth defects caused by the effects of alcohol on an unborn child
FDA inspects, tests, and assesses the safety of food, drugs, and a variety of consumer goods
tar the dark, sticky substance that forms when tobacco burns
nicotine a very addictive chemical in tobacco products
carbon monoxide an odorless, poisonous gas produced when substances--including tobacco--are burned
second hand smoke the combination of mainstream and sidestream smoke
sidestream smoke smoke that goes into the air directly from the cigarette
mainstream smoke exhaled from a smoker's lungs
emphysema a disorder in which alveoli in the lungs can no longer function properly
bronchitis an infection that causes the mucous membranes lining the bronchi to become inflamed
cirrhosis a disease of the liver in which it becomes filled with useless scar tissue, may lead to liver failure
Created by: zofcieslarczyk