biological approach

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  • Created by: jamie
  • Created on: 13-05-13 17:03
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  • The Biological Approach
    • Assumption 1
      • The structure and functioning of the brain
      • Central Nervous system
      • Higher cognitive funcions
    • Assumption 2
      • Neurotransmitters and chemical imbalances
      • Neurones conduct electrical messages
      • dopamine and seretonin
    • Theory
      • Selyes general adaptation syndrome
        • GAS
          • Alarm Stage
            • Imediate response to a threat
          • Resistance Stage
            • Bodies attempt to return to a steady state despite stressors persistance
          • Exhaustion Stage
            • Failure for the body to return to normal
              • death
              • illness
        • the physical response a body has to stress
          • nervous system
          • Endocrine system
          • fight or flight
          • selyes rats
    • Therapy
      • Psychosurgery
        • Brain scans
          • PET
          • MRI
        • lobotomy
          • Egaz Moniz
          • trans orbital lobotomy
            • Walter Freeman
          • Bilateral Cingulotomy
          • Trephaning
          • Baer et al
        • used to treat OCD and Depression
    • Methodology
      • Brain scans
        • Raine et al
        • Difficult to interpret
        • cannot focus on all the individual activities of the neurons
        • Trace of radioactive material in PET scans
        • successfull aplications
      • Lab experiments
        • Selye
        • Controll of variables
        • Highly artificial
        • low ecological validity
        • Successfull applications
        • fewe extraneous variables

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