L16 - substance use, f08

L16 - substance use, f08 - Overview Today and Monday:...

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Overview Today and Monday: substance dependence and abuse Next Wednesday: Schizophrenia RR#9 due
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Myths about substance abuse Meth abuse is the biggest drug problem in U.S. Prevention programs (e.g., DARE) work. Alcoholics don’t use illegal drugs. Others?
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Substance use by US adults 0 10 20 30 40 50 60 70 80 90 Alcohol Tobacco Marijuana Cocaine Halluc.s Stimulants Heroin
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Use of illegal substances in past year 0 5 10 15 20 25 30 12-17 18-25 26-34 35-39 40-44 45-49 50-54 55-59 60-64 65+ Age Group Percent
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DSM-IV definitions Substance Dependence Preoccupation, reduction of other activities Unintentional overuse, failed attempts to control use Tolerance Withdrawal
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Tolerance curve -40 -30 -20 -10 0 10 20 30 40 50 60
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Dependence in everyday life? 1. Do activity more than originally intended. 2. Want to cut back or have tried to cut back but failed. 3. Spend lots of time trying to set up activity, doing activity, or recovering. 4. Are often doing activity or have withdrawal when expected to fulfill obligations at work, school, home. 5. Curtail or give up important social, occupational, or recreational activities because of activity. 6. Do activity despite persistent social, psychological, or physical problems caused by activity. 7. Need more and more to achieve the same effect. 8. Suffer withdrawal symptoms (depression, anxiety, jitters, craving) when activity is discontinued. 9. Do activity to relieve or avoid withdrawal symptoms.
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DSM-IV definitions Substance Abuse : maladaptive use Functional difficulties (school, work, family) Use in dangerous situations Legal, and/or social problems Substance Intoxication Reversible substance-specific syndrome
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Overview of substances 1. Depressants 2. Opiates 3. Hallucinogens 4. Stimulants Differ in intoxication symptoms, withdrawal symptoms, whether tolerance can develop, level of danger, effects on the CNS
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Addictiveness of substances 0 10 20 30 40 50 60 70 80 90 100 Nicotine Meth smoked Crack Meth injected Valium Alcohol Heroin Cocaine PCP MJ Ecstacy LSD
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Opiates Types Heroin- crazy rush, horrible withdrawal Morphine Opium-
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This note was uploaded on 11/06/2008 for the course PSYC 360 taught by Professor Borders during the Fall '07 term at USC.

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L16 - substance use, f08 - Overview Today and Monday:...

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