Free NCLEX RN Exam Practice Questions Related

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A client with a diagnosis of diabetes insipidus asks the nurse about the purpose of the vasopressin she has been prescribed. The nurse responds, knowing that this medication promotes which action?

  • A. Vasodilation
  • B. Decrease in peristalsis
  • C. Decrease in urinary output
  • D. Inhibit smooth muscle contraction
Correct Answer: C

Rationale: Vasopressin is a vasopressor and an antidiuretic. It directly stimulates contraction of smooth muscle, causes vasoconstriction, stimulates peristalsis, and increases reabsorption of water by the renal tubules, resulting in decreased urinary output.