Foundation 6.7: Drug Dependence

Psychoactive drugs

Substances that alter consciousness

Depressants

Drugs that lower body functions and neural activity

Alcohol

Depressant that disrupts REM sleep and lowers inhibition

Barbiturates

Depressants used for sleep or anxiety; dangerous when combined with alcohol

Benzodiazepines

Depressants used as anti-anxiety medications with short

Opiates

Drugs that reduce pain and anxiety by acting on endorphin receptors; highly addictive

Heroin

Opiate drug that depresses CNS and relieves pain

Morphine

Opiate drug used for pain relief

Stimulants

Drugs that increase brain activity

Caffeine

Stimulant that increases alertness

Nicotine

Stimulant that increases alertness and is highly addictive

Cocaine

Stimulant that strongly increases dopamine and energy

Methamphetamine

Powerful stimulant that increases alertness and energy

Hallucinogens

Drugs that alter perception and sensory experiences

Ecstasy

Drug with both stimulant and hallucinogenic properties

LSD

Potent hallucinogen that causes altered sensory perceptions

Marijuana

Drug containing THC

Homeostasis

State of balance where the body adjusts to maintain stability