ocd

• What dominates the internal mental world of someone with OCD?

  Repetitive and intrusive thoughts
• What is the result of compulsive behaviors in OCD?

  They provide temporary relief from anxiety
• What will be discussed in the video regarding OCD?

  The biological approach to explaining and treating OCD
• What is the prevalence rate of OCD in the general population?

  2 percent
• What are the common obsessions in OCD?

  Fears of dirt, burglary, and fire
• What are candidate genes in relation to OCD?

  Genes found more frequently in OCD patients
• What is the genetic explanation for OCD?

  Vulnerability to OCD is inherited
• Name one candidate gene associated with OCD.

  5-HT1D beta gene
• What is the concordance rate for OCD in identical twins?

  68 percent
• What does the term "polygenic" mean in relation to OCD?

  OCD involves multiple genes
• What neurotransmitter is most associated with OCD?

  Serotonin
• What happens to serotonin levels in people with OCD?

  They are thought to be low
• What is the role of the cert gene in OCD?

  It is responsible for serotonin transport
• What is the "worry circuit" in the brain?

  A set of structures overactive in OCD
• Which brain structures are involved in the worry circuit?

  Orbital frontal cortex, basal ganglia, thalamus
• What is the function of the parahippocampal gyrus?

  Regulating and processing unpleasant emotions
• What does the diathesis-stress model suggest about OCD?

  Genetic vulnerability plus environmental stressors
• What did the research by Chroma reveal about traumatic life events and OCD?

  54% of participants reported traumatic events
• What is the main type of drug used to treat OCD?

  SSRIs (selective serotonin reuptake inhibitors)
• How do SSRIs work in the brain?

  They inhibit serotonin reuptake
• What is fluoxetine commonly known as?

  Prozac
• What is a common side effect of SSRIs?

  Nausea
• What is a disadvantage of drug therapy for OCD?

  Potential side effects and dependency
• What does the research by Goldacre suggest about drug therapy studies?

  They may be biased due to funding
• Why might psychological therapy be preferred over drug therapy?

  It addresses the root cause of OCD
• What are the evaluations of the biological approach to treating OCD?

  • High concordance rates suggest genetic factors
  • Drug treatments show effectiveness but have limitations
  • Environmental factors also play a role
  • Research may be biased due to funding
• What are the strengths and weaknesses of SSRIs in treating OCD?

  Strengths:

  • Effective for many patients
  • Convenient and less expensive than therapy

  
  

  Weaknesses:

  • Side effects like nausea and insomnia
  • Delayed symptom relief (3-4 months)
  • Potential for dependency
• How do genetic and environmental factors interact in the development of OCD?

  • Genetic vulnerability increases risk
  • Environmental stressors trigger symptoms
  • Diathesis-stress model explains interaction