17. The Biological Approach To Explaining OCD AO3 Flashcards

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1
Q

Name a limitation of the genetic explanation of OCD

A

Environmental risk factors are also involved

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2
Q

Why is environmental risk factors being involved a limitation

A

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

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3
Q

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

A

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

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4
Q

What can be concluded about the role of environmental risk factors

A

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

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5
Q

Name a strength of genetic explanations of OCD

A

Good supporting evidence

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6
Q

Outline how there is supporting evidence for genetic explanations of OCD

A

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

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7
Q

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

A

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

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8
Q

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

A

Strongly supports a genetic influence on OCD

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9
Q

Name a strength of neural explanations for OCD

A

Some supporting evidence

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10
Q

Outline supporting evidence for neural explanations of OCD

A

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

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