Morphine Kinetics and Metabolism Quiz
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Questions and Answers

What is the major route of excretion for morphine?

  • Stomach
  • Saliva
  • Urine (correct)
  • Bile
  • What is the main effect of morphine on the respiratory center?

  • Stimulation
  • Inhibition (correct)
  • Dysphoria
  • No effect
  • Which receptor type is responsible for analgesia, euphoria, and sedation?

  • Sigma
  • Delta
  • Mu (correct)
  • Kappa
  • What is the recommended treatment for neonatal asphyxia caused by maternal use of morphine during labor?

    <p>Naloxone (I.M.) to the mother before labor</p> Signup and view all the answers

    What is the primary effect of morphine on the pupils of the eyes?

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

    What is the main reason for the low oral bioavailability of morphine?

    <p>Limited absorption in the gastrointestinal tract</p> Signup and view all the answers

    Which opioid receptor type is associated with dysphoria and psychotomimetic effects?

    <p>Kappa receptor</p> Signup and view all the answers

    What is the primary route of excretion for morphine?

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

    What effect does morphine have on the placental barrier during pregnancy?

    <p>Addiction of fetus</p> Signup and view all the answers

    What is the consequence of morphine's rapid diluted I.V. injection in shock?

    <p>Delayed onset of action</p> Signup and view all the answers

    What is the primary effect of morphine on the respiratory center?

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

    Which receptor type is responsible for dysphoria and psychotomimetic effects?

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

    What is the consequence of morphine's rapid diluted I.V. injection in shock?

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

    What is the major route of excretion for morphine?

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

    What effect does morphine have on the placental barrier during pregnancy?

    <p>Increased risk of neonatal asphyxia</p> Signup and view all the answers

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