1
Depressants
Alcohol, Barbiturates, ans benzos. The slow down brain activity and nervous system. Too much can be lethal
2
Opiates
Heroin, morphine- fent. depresses neural functioning , brain stops producing endorphins.
3
Stimulants
Nicotine, Cocaine, Meth, and Ecstasy. Speeds up bodily functions, heart rate breathing etc. Blocks reuptake
4
Hallucinogens
LSD and Marijuana. distorts perceptions.
5
Agonist
Mimics neurotransmitter. Ex. a stimulant fro Dopamine would be ACh or norepinephrine
6
Antagonist
Blocks sites. Ex. An antagonist for dopamine may help schizophrenia.