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Hemostasis, Fluids and Electrolytes

Electrolyte Management in Critical Care Practice Questions

15 free Electrolyte Management in Critical Care practice questions for the NCLEX Exam, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.

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All Electrolyte Management in Critical Care questions

15 questions
  1. Q1. In a patient with acute kidney injury and rising serum potassium in the ICU, the first priority intervention is to:
  2. Q2. Which electrolyte pairing in critically ill patients exemplifies the concept of one imbalance facilitating correction of another?
  3. Q3. What should be the main goal when managing hyponatremia (serum sodium 122 mEq/L) in a patient without neurologic symptoms in the ICU?
  4. Q4. In an ICU patient receiving continuous renal replacement therapy (CRRT), which electrolyte must be vigilantly monitored due to an increased risk of imbalance?
  5. Q5. What is the appropriate management for a critical care patient with severe hypocalcemia and signs of tetany and QT prolongation?
  6. Q6. What is the correct management approach for a patient with low serum magnesium (0.9 mg/dL) in the ICU?
  7. Q7. What is the appropriate monitoring essential in the hours following insulin plus glucose administration for a patient with hyperkalemia in the ICU?
  8. Q8. Why is hypophosphatemia clinically significant in electrolyte management in critically ill patients?
  9. Q9. What is the most likely underlying cause of persistent hypokalemia in an ICU patient despite potassium chloride infusions?
  10. Q10. Which method is likely to be the most effective for removing potassium in a critically ill patient with renal failure and hyperkalemia?
  11. Q11. Besides monitoring sodium itself, what other electrolyte must be monitored when correcting sodium in an ICU patient that influences sodium homeostasis?
  12. Q12. What therapeutic action is appropriate for a critically ill patient with severe hypomagnesemia and refractory ventricular arrhythmias in the ICU?
  13. Q13. What must be considered when correcting hypernatremia in a critical care unit?
  14. Q14. What should the nurse do if a mechanically ventilated ICU patient with hypophosphatemia experiences respiratory muscle weakness, hemolysis, and impaired ATP ge…
  15. Q15. In critically ill patients, what is one key principle regarding electrolyte corrections in the ICU setting?