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NCLEX-RN (Registered Nurse) Practice Exam · Question

A client admitted for dehydration has a potassium level of 2.8 mmol/L (normal range: 3.5-5.0 mmol/L). The healthcare provider orders an intravenous potassium chloride infusion. Which action should the nurse prioritize before initiating the infusion?

Adequate urine output is essential before administering intravenous potassium, as the kidneys are responsible for potassium excretion. Administering potassium t

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Question: A client admitted for dehydration has a potassium level of 2.8 mmol/L (normal range: 3.5-5.0 mmol/L). The healthcare provider orders an intravenous potassium chloride infusion. Which action should the nurse prioritize before initiating the infusion?

Answer options: ✅ Ensure the client has adequate urine output.

  • Prepare to administer the infusion as a rapid bolus.
  • Educate the client about foods rich in potassium.
  • Monitor the client's blood pressure every 15 minutes.

Correct answer: Ensure the client has adequate urine output.

Explanation: Adequate urine output is essential before administering intravenous potassium, as the kidneys are responsible for potassium excretion. Administering potassium to a client with low urine output can lead to hyperkalemia, which can be life-threatening.

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