1. DRUGS

3. Drug Tolerance The diminishing effect with regular dose of the same dose. Psychological v. Physical dependence

4. Withdrawal

5. Psychoactive Drugs Depressants: slow down body functions. Stimulants: arouse body functions. Hallucinogens: distort perceptions or evoke sensation without sensory input.

6. Depressants Alcohol Slows down sympathetic nervous system. Disrupts memory processing. Reduces self- awareness. Involved in up to 60% of all crimes. The worst drug from a macro perspective out there.

7. Depressants Barbiturates Tranquilizers Taken to sleep (but reduce REM sleep). Taken with other drugs- you can get a synergistic effect.

8. Depressants Opiates Heroin and morphine Addition comes fast and the withdrawal symptoms are bad

9. Stimulants Amphetamines (Speed) Cocaine Crack “the crash”

11. Hallucinogens LSD (Acid) Can cause PTSD and schizophrenia. Geometric patterns

12. Hallucinogens Marijuana THC (Tetrahydrocannabinl) Difficult to classify Can amplify senses Is it addictive?