Amphetamines
Drugs that speed up body
- Amphetamines, nicotine, cocaine
-Accelerated body functions and associated energy and mood changes with devastating effects
Psychoactive drugs
Chemical substance that alters perceptions and mood (effects consciousness)
-Depressants, stimulants, hallucinogens
Opioids
Morphine and heroin, depresses neural activity, temporarily lessening pain and anxiety
-Highly addictive
-Soothing effects
Depressants
Drugs that reduce neural activity and slow body functions
-Alcohol, barbiturates, opiates, tranquilizers
Stimulants
Excite neural activity and speed up body functions
-Heighten activity of central nervous system, affect reward pathways
-Ex: LSD, mescaline, psilocybin, PCP, marijuana
Tranquilizers
Type of depressant
Hallucinogens
Psychedelic (mind-manifesting) drugs that distort perceptions and evoke sensory images in absence of sensory input
Physiological dependence
-Withdrawal syndrome
-Tolerance-Drug addiction
Drug abuse
Drug effects work and life
Drug dependence
Continued use of a psychoactive drug produces tolerance
-With repeated exposure to drug, drug's effect lessens
-Takes greater quantities to get desired effect
Alcohol abuse
-Removes inhibitions
-Works as depressant
-Shuts off cells=makes you unconscious
-10%
-Vitamin deficiency=permanently damages brain cells
Alcoholism
Possibility of genetic factor
Cocaine
Introduces immediate euphoria followed by crash
-Crack, form of cocaine, can be smoked...other forms can be sniffed or injected
LSD
Mixes nerve messages
-"I hear colors"
-"I see sound"
-"Ergot fungus
THC
Major active ingredient in marijuana (hemp plant) that triggers variety of effects, including mild hallucinations
MDMA ("Ectasy")
Stimulant and mild hallucinogen
-Produces euphoric high and can damage serotonin producing neurons which results in permanent deflation of mood and impairment of memory
PCP
Type of hallucinogen