OCD (OCR A-Level Psychology): Flashcards
📚Flashcards
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11 cards from this deck
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Practise the cards
11 cards from this deck
What does the genetic explanation of OCD argue?
What does the genetic explanation of OCD argue?
We can inherit OCD via specific candidate genes
SERT gene effect
SERT gene effect
Lower serotonin levels, associated with OCD
COMT gene variation effect
COMT gene variation effect
Higher dopamine levels, more common in OCD
Family studies finding on OCD
Family studies finding on OCD
Relatives more likely to have OCD if one family member has it
Identical twins OCD concordance rate
Identical twins OCD concordance rate
68%
Genes shared by identical twins
Genes shared by identical twins
100%
Twin concordance rate limitation
Twin concordance rate limitation
Not 100%, shows biology isn't the only factor
Other influences on OCD besides genes
Other influences on OCD besides genes
Environmental factors
Diathesis-stress model explanation
Diathesis-stress model explanation
Genes = vulnerability, environment = trigger for OCD
Why twin studies influenced by environment
Why twin studies influenced by environment
Twins share environment & treated similarly
OCD complexity regarding genes
OCD complexity regarding genes
Complex disorder, not just a few genes responsible