Psych 270 ch11
Terms
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- Psychological Dependence
- A need to take a substance to control feelings or to prepare for certain activities
- Two features that are evidence of physiological dependence
- Tolerance and withdrawal
- Substance Abuse
- Broad, less severe pattern of drug use over 12 months defined in terms of: - interference in person's ability to fulfill roles at work/home -recurrent use of a drug in dangerous situations - repeated legal difficulties associated with drug use
- Substance dependence
- (addictive)[3 of following for 12 mos] severepattern of repeated self-administration that results in: - tolerance - withdrawal - compulsive drug taking behavior
- Tolerance
- nervous system becomes less sensitive to the effects of substance so increased amounts are needed to achieve intoxication
- Withdrawal
- unpleasant effects experienced when a person stops taking the substance
- CNS Depressants
- Alcohol, Barbituates, Benzodiazepine, Methaqualone
- CNS Stimulates
- Amphetamine, cocaine, methamphetamine, nicotine, caffeine
- Opiates
- Heroin, opium, morphine, methadone, codeine
- Cannabinoids
- Marijuana, Hashish
- Hallucinogens
- LSD, mesacline, psilocybin, phencyclidine, MDMA
- Psychoactive (PA) drugs
- substances that alter mood, thinking, or behavior
- Inotication
- stimulation, excitement, or stupefaction produced by substance
- Craving
- strong subjective desire to use substance
- Physical dependence
- substance is required for normal functioning
- Addiction
- compulsive substance use despite adverse consequences
- Tolerance: Metabolic
- liver becomes more efficient at elimination
- Tolerance: Pharmacodynamic
- brain receptors adapt to presence
- Tolerance: Behavioral conditioning
- conditioned environmental cues (ie. low lighting, loud music)
- AA Discourse
- By Seligman: sees alcoholism as a disease - disease model of addiction as useful therapeutic illusion or undermining personal responsibilities?