biological approach abnormality

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  • Created by: sahara_
  • Created on: 26-03-14 12:21

biological approach to abnormaity

believes that all psychological abnormalities and mental illnesses are caused by physical illnesses. split into 4 assumptions: 

  • biochemistry

neurotransmitters transmit signals between nerves and therefore messages in the brain.

when imbalanced, abnormalities occur

low serotonin = depression

high dopamine = schizophrenia 

  • Infection

bacteria and infections may lead to mentaill illnesses 

Barr et al -


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