Biological explanation

• What is the biological approach to explaining OCD?

  It focuses on genetic and neural factors
• What does the specification say about OCD?

  It outlines key concepts and explanations
• What are genetic explanations in the context of OCD?

  They suggest OCD is inherited through genes
• What is meant by "OCD is polygenic"?

  It means multiple genes contribute to OCD
• What are candidate genes in relation to OCD?

  Genes that may increase the risk of OCD
• What are environmental risk factors for OCD?

  External influences that may trigger OCD symptoms
• What is the role of serotonin in OCD?

  Serotonin levels are linked to OCD symptoms
• What is the significance of animal studies in OCD research?

  They provide insights into genetic and neural factors
• What are decision-making systems in the context of OCD?

  They refer to cognitive processes affected by OCD
• What does "no unique neural system" imply about OCD?

  OCD does not have a single identifiable neural cause
• What is the relationship between correlation and causality in OCD research?

  Correlation does not imply causation in OCD studies
• What are the different types of OCD?

  • Contamination OCD
  • Harm OCD
  • Symmetry OCD
  • Hoarding OCD
• How can the biological approach to OCD be evaluated?

  • Consider genetic studies and findings
  • Assess the role of neurotransmitters
  • Examine limitations of animal studies
  • Analyze the impact of environmental factors