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6. Post mortem studies have found that

  • schizophrenic individuals had normal dopamine levels
  • antipsychotic drugs elevated dopamine levels
  • the dopamine hypothesis is right and antipsychotic drugs lower dopamine levels
  • antipsychotic drugs do nothing

7. Joseph (2004) found that in many areas monozygotic twins are brought up and treated more similarly than dizygotic twins. This criticises

  • Family studies
  • The dopamine hypothesis
  • Twin studies
  • Adoptive studies

8. One biological explanation is that genetic factors cause schizophrenia. Which of the following show that genes influence the incident rate of schizophrenia

  • Twin Studies
  • Family Studies
  • All of the choices
  • Adoption Studies

9. Tienan (2000) found that schizophrenia incident rates with adoptees who’s mothers had schizophrenia was 7% and whos mothers didn't have schizophrenia was?

  • 3%
  • 4%
  • 2%
  • 1%

10. The dopamine hypothesis is supported by evidence from...

  • antipsychotic drugs
  • all of the choices
  • amphetamines
  • Parkinson's disease