f2806dee_s__Alcohol_and_Substance_Abuse__What_it_does
[Neurotransmitter] Acetylcholine [What drugs affect it] PCP and hallucinogens, Marijuana, Stimulants [What it does] 
Inhibitory neurotransmitter involved in movement, memory function, motivation and sleep
How Drugs Affect The Brain - Addictions: Alcohol and Substance Abuse
What it does