17. The Biological Approach To Explaining OCD AO3 Flashcards Preview

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Flashcards in 17. The Biological Approach To Explaining OCD AO3 Deck (10)
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1

Name a limitation of the genetic explanation of OCD

Environmental risk factors are also involved

2

Why is environmental risk factors being involved a limitation

Its not just genes - it seems that environmental risk factors can also trigger/increase the risk of developing OCD

3

Outline some research that shows environmental risk factors are involved in development of OCD

Research found over half of the OCD patience in a sample had a traumatic event in their past - OCD was more severe in those with 1 or more traumas

4

What can be concluded about the role of environmental risk factors

Supports diathesis-stress model - focussing on environmental causes may be more productive - we are more able to do something about these

5

Name a strength of genetic explanations of OCD

Good supporting evidence

6

Outline how there is supporting evidence for genetic explanations of OCD

Evidence from a variety of sources - suggests some people are vulnerable to OCD - result of genetic makeup

7

Outline the piece of good supporting evidence for genetic explanations of OCD

Nestadt - reviewed twin studies - found 68% of MZ twins hared OCD - compared to 31% of DZ twins

8

How does good Nestadt's study support the biological approach to explaining OCD

Strongly supports a genetic influence on OCD

9

Name a strength of neural explanations for OCD

Some supporting evidence

10

Outline supporting evidence for neural explanations of OCD

Antidepressants that work purely on serotonin system - effective in reducing OCD symptoms that serotonin system may be involved in