CRIM 103 Lecture Notes - Lecture 8: Pethidine, Attention Deficit Hyperactivity Disorder, Habituation
12 Mar 2015
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Document Summary
4 categories of psychoactive drugs: hallucinogens (psychedelics): e. g. , lsd, pcp, k, psilocybin: change in consciousness with alteration of reality, stimulants (uppers): e. g. , amphetamines, ecstasy, cocaine, caffeine: stimulate cns, depressants (downers): e. g. , alcohol, heroin, oxy, ghb: sedate cns, analgesic effect, reduce anxiety, marijuana: unique spectrum of behavioural effects, factors that influence effects: dosage, purity, mixing, administration, habituation, marijuana (weed, pot, cannabis, most commonly used illegal substance. Becker (1963): 3 stage learning process: learn to inhale, learn to identify and control the effects of drug, learn to label the effects as being pleasant, marijuana and crime, walker (2001): no causal link between use of cannabis and criminal activity. Psychological and physical effects of cocaine use: desirable effects, improved mood, alertness, euphoria, sociability, confidence, energy, possible negative effects, irritability, delirium, panic, hallucinations, aggression, insomnia, impotence, loss of smell, intestinal gangrene, heart attacks, respiratory failure, stroke, seizures, coma, cocaine + alcohol = cocaethylene, produced in liver; more toxic than either drug alone.
