Pharmacology of Sympathetic Nervous System
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Questions and Answers

Which class of drugs works by activating adrenoceptors to inhibit the release of noradrenaline?

  • Tricyclic antidepressants
  • Reserpine
  • Clonidine (correct)
  • Cocaine

    • What effect do monoamine oxidase inhibitors have on catecholamines?

  • They act as antagonists at adrenergic receptors.
  • They deplete the stores of catecholamines.
  • They prevent the destruction of catecholamines. (correct)
  • They increase the release of catecholamines.

    • Which drug type is primarily responsible for discharging stored noradrenaline from nerve endings?

  • Trimethaphan
  • Guanethidine
  • Propranolol
  • Amphetamine (correct)

    • Which drug prevents the reuptake of both noradrenaline and dopamine?

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

    What is the primary action of guanethidine in the sympathetic nervous system?

    <p>It prevents the release of noradrenaline in response to nerve impulses.</p> Signup and view all the answers

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