Master the Oxytocin Receptor (OXTR) in this Knowledge Quiz!
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Questions and Answers

Which area of the brain is innervated by the oxytocinergic circuit projecting from the paraventricular hypothalamic nucleus (PVN)?

  • Hippocampus
  • Ventral tegmental area (correct)
  • Nucleus accumbens
  • Amygdala
  • What effect does oxytocin have on sexual, social, and addictive behavior?

  • Inhibitory effect
  • Neutral effect
  • Addictive effect
  • Prosexual and prosocial effect (correct)
  • Which allele of the OXTR gene is associated with higher levels of oxytocin?

  • GG (correct)
  • AG
  • AA
  • None of the above
  • What characteristics are associated with A-allele carrier individuals of the OXTR gene?

    <p>More mental health issues and higher stress sensitivity</p> Signup and view all the answers

    Which ethnic group has a significantly higher frequency of the A allele of the OXTR gene?

    <p>East Asians</p> Signup and view all the answers

    Which gene encodes the oxytocin receptor in humans?

    <p>OXTR</p> Signup and view all the answers

    Where is the oxytocin receptor protein located in the human body?

    <p>Mammary gland</p> Signup and view all the answers

    What is the role of the oxytocin-oxytocin receptor system in the human body?

    <p>Inducing uterine contractions during parturition</p> Signup and view all the answers

    What is the association between OXTR gene expression and mental health?

    <p>Decreased OXTR expression is associated with callous and unemotional traits in adolescence</p> Signup and view all the answers

    What does research suggest about OXTR methylation and brain structure?

    <p>OXTR methylation is associated with increased gray matter density in the amygdala</p> Signup and view all the answers

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