therapy - Psyc 001 Introduction to Psychology Therapy Major...

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1 Psyc 001 Introduction to Psychology Therapy Major Approaches to the Treatment of Psychological Disorders ± Biomedical Therapies ± Psychotherapy Biomedical Therapies ± Drug Therapies ± Electroconvulsive Therapy (ECT) ± Psychosurgery
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2 Drug Therapies ± Antipsychotic drugs reduce positive symptoms of schizophrenia ± Chlorpromazine first used in 1950s to treat delusions, hallucinations ± Most act on dopamine ± Side effects include involuntary movements of tongue, jaw, face Drug Therapies ± Antidepressant drugs modulate availability or effectiveness of neurotransmitters implicated in mood disorders ± Tricyclics modulate norepinephrine ± Fluoxetine (Prozac) modulates serotonin ± Lithium carbonate used for bipolar disorder ± Antianxiety drugs reduce tension, anxiety Drug Therapies ± Psychoactive drugs highly successful in reducing in-patient population Mental Hospital Population
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3 Drug Therapies: High Relapse and Dropout Rate ± There may be short term success but many patients (50% to 66%) stop taking medication due to side effects. ± Individuals who take antidepressants without learning to cope with problems are more likely to relapse. Drug Therapies: Dosage Problems ± Finding the therapeutic window or the amount of medication that is enough but not too much. ± Drugs may be metabolized differently in: ± men and women, old and young, and in different ethnic groups. ± Groups may differ in dosages due to variations in metabolic rates, amount of body fat, number or type of drug receptors in the brain, smoking and eating habits. Electroconvulsive Therapy ± Brief electric shock delivered to the brain ± Used mainly for depression ± Successful 50-70% of the time ± Often the treatment of “last resort” ± Anesthesia, muscle relaxants reduce physical trauma ± Controversial because: ± Unclear exactly how or why it works ± Causes confusion, loss of memory ± Relapse rate is high
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4 Electroconvulsive Therapy Psychosurgery ± Surgery that destroys or alters tissues in the brain in an effort to affect behavior ± Exceedingly rare type of treatment ± Prefrontal lobotomy is the most famous example ± Pioneered by Egas Moniz in 1930s ± Produced calming effects, but also serious
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therapy - Psyc 001 Introduction to Psychology Therapy Major...

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