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Nausea and Vomiting Mechanisms Quiz
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Nausea and Vomiting Mechanisms Quiz

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Questions and Answers

What receptors stimulate the Vomiting Center?

  • Serotonin receptors, histamine receptors, and glutamate receptors
  • GABA receptors, acetylcholine receptors, and opioid receptors
  • 5-HT3 receptors, NK1 receptors, and dopamine receptors (correct)
  • Adrenaline receptors, insulin receptors, and glucagon receptors

    • Which patient factor is not a risk factor for chemotherapy-induced vomiting?

  • Male gender (correct)
  • Age younger than 50 years
  • History of motion or morning sickness
  • Prior poor control of chemotherapy-induced nausea and vomiting

    • Which class of drugs is commonly used to treat chemotherapy-induced nausea and vomiting?

  • Antibiotics
  • Antipsychotics
  • Corticosteroids (correct)
  • Antihistamines

    • What stimulates afferent fibers leading to emesis in the Chemoreceptor Trigger Zone (CTZ)?

    <p>Serotonin released by enterochromaffin cells of the gastrointestinal tract</p> Signup and view all the answers

    Which receptor antagonists are used for the treatment of chemotherapy-induced vomiting?

    <p>Neurokinin 1 receptor antagonists</p> Signup and view all the answers

    What stimulates the Vomiting Center?

    <p>5-HT3 receptors, NK1 receptors, and dopamine receptors</p> Signup and view all the answers

    Which patient factor is a risk for chemotherapy-induced vomiting?

    <p>Age younger than 50 years</p> Signup and view all the answers

    What type of receptors does the Chemoreceptor Trigger Zone (CTZ) contain?

    <p>5-HT3 receptors, NK1 receptors, and dopamine receptors</p> Signup and view all the answers

    Which class of drugs is commonly used to treat chemotherapy-induced nausea and vomiting?

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

    What neurotransmitter released by enterochromaffin cells stimulates afferent fibers, leading to emesis?

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

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