Psychoactive Drugs & Addiction Flashcards
Psychoactive Drug
Changes our states of consciousness, perceptions, and moods.
Agonists
Binds to receptors in the brain and activate the receptors they bind to.
Antagonists
Occupy receptors but don’t activate them; block receptor activation from agonists.
Tolerance
When the body gets used to a medication so that more or a different one is needed to give the desired effect.
Physical Dependence
Unpleasant and dangerous reactions that may occur when people withdraw from a drug.
Psychological Dependence
Cognitive and emotional aspects of addictive drugs or withdrawal.
Addiction
People who are addicted have compulsive, uncontrollable craving for drugs.
Alcohol
Any beverage containing ethyl alcohol.
Barbiturates
Addictive sedative-hypnotic drugs that reduce anxiety and help people think.
Benzodiazepines
Most common group of anti-anxiety drugs.
Stimulants
Substances that increase the activity of the central nervous system, increased blood pressure and heart rate.
Caffeine
Most wisely used simulant, often consumed in coffee.
Amphetamines
Simulant that’s manufactured in the lab.
Methamphetamine
Powerful amphetamine drug. Illegal drug, super simulant, effects include eight hours of heightened energy and euphoria.
Cocaine
Powerful natural simulant. Effects include feeling excited, energetic, talkative, and euphoric.
Hallucinogens
Substance that causes powerful changes in sensory perception. Strengthens perceptions and produces illusions and hallucinations.
LSD
Powerful synthetic hallucinogen drug. Binds to some of the neurons that receive serotonin.
Cannabis
Produced from the variety of the hemp plant Cannabis Sativa. Causes a mixture of hallucinogen, depressant, and simulant effects.
Biological Influences
Drug misuse caused by genetics.
Psychodynamic Influences
Drug use caused by early childhood experiences.
Sociocultural Influences
Drug use caused by socioeconomic conditions and stress.
Behavioral Views
Temporary reduction of tensions or raising of spirits produced by drug has a rewarding effect.