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mental health - Coggle Diagram

- - - - MRI scans revealed hippocampi were significantly smaller in patients who relapsed two years post treatment than neurotypical brains
  - - - 30% increase in the size of ventricles in SZ p's compared to neurotypical brains
  - - - MRI scan showed 13% reduction in amygdala and 8% reduction in hippocampus when compared to non-phobic brains
- - - - 17 patients who hadn't taken their antidepressants in 5 months compared to clinically normal patients using PET scans
      - depressed patients had significantly higher monoamines oxidase supporting the monoamine hypothesis
  - - - drugs that increase dopamine increase some positive symptoms
      - post-mortem revealed sz brains have higher density of D2 receptors
  - - - randomly assigned patients with social phobia to an experimental (GABA drug) or control group (placebo)
      - significant reduction of symptoms in the experimental group
- - - - depressed undergrads were more likely to show distorted cognition when reveiving feedback on performance tasks
  - - - found a range of cognitive deficits in sz patients including immediate and delayed recall
  - - - showed everyday images to people and asked them to find the hidden spider
      - people with phobia found them quicker and fixed their gaze close once detected
- - - - longitudinal study found that the strongest predictor of adult depression is loss of a parent between age of 5 and 8
  - - - found a strong relationship between childhood sexual abuse and adult schizophrenia/psychosis
  - - - little Hans
- - - - by rescheduling daily activities to introduce more positive reinforcers reduced symptoms of depression
  - - - children showed 3 unfamiliar animals paired with a happy or scared adult face
      - when showed the same animals they displayed the same emotion shown by the adults