Biological explanations for schizophrenia AO3 (unfinished)

Question 1

Research support

Answer 1

• Gottesman, family studies
• Risk increases with genetic similarity to family member with schizophrenia
• Adoption studies (Tienari et al)
• bio children of parents with schizophrenia are at heightened risk even if they grow up in adoptive family

-Hiike et al, twin study
concordance rate of 33% for identical twins and 7% for non identical twins

Shows some people are more vulnerable to schizophrenia as a result of their genetic make up

Question 2

What are the three evaluation ;points for the genetic basis of schizophrenia?

Answer 2

• Research Support
• Environmental factors
• Genetic Counselling

Question 3

Summarise Gottesman’s family studies.

Answer 3

• Gottesman, family studies
• Risk increases with genetic similarity to family member with schizophrenia

Question 4

Summarise Tienari et al’s adoption study.

Answer 4

• Adoption studies (Tienari et al)
• bio children of parents with schizophrenia are at heightened risk even if they grow up in adoptive family

Question 5

Summarise Hiike et al’s twin studies.

Answer 5

-Hiike et al, twin study
concordance rate of 33% for identical twins and 7% for non identical twins

Question 6

Environmental studies