evaluation of biological explanations of OCD

Question 1

what is a strength of biological explanations of OCD?

Answer 1

research to support
Ozaki et al- 2003

Question 2

why is Ozaki et al in 2003 having research to support a strength of biologiccal explanations of OCD?

Answer 2

looked at two unrelated families
found 6/7 particvipants w/ mutation on the SERTgene had:
- OCD
- related disorder

supports idea that it is inherited
and
supports role of SERT gene in developing this disorder

Question 3

what is a limitation of the bioogical explantions of OCD?

Answer 3

ignores the influence of the environement and nurture

Question 4

why is a limitation of the biological explanations of OCD that it ignores the influence of the environemnt and nurture?

Answer 4

if OCD based on gentics alone
concordance rate for monozygotic twins would be 100%
no twins have shown 100% concordance rate

interactionist aporach could suggest-
one twin may have experienced a more stressful life event that triggered their gentic predesposition that the other twin didn’t - DIATHESIS-STRESS MODEL

ignoreds nurture in nature vs nurture