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Substances

Substances Vocab

TermDefinition
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
Created by: brifeutz