A nurse is reviewing a client's laboratory values and discovers the client has a serum potassium of 6.2 mEq/L. Which of the following interventions should the nurse anticipate?
Administering a potassium-sparing diuretic.
Administering sodium polystyrene sulfonate.
Initiating an IV potassium infusion.
Encouraging the client to eat bananas.
The Correct Answer is B
The correct answer is choice B) Administering sodium polystyrene sulfonate.
Choice A rationale:
Administering a potassium-sparing diuretic is not appropriate for a client with hyperkalemia (high potassium levels). Potassium-sparing diuretics would further increase potassium levels, worsening the condition.
Choice B rationale:
Sodium polystyrene sulfonate is used to treat hyperkalemia. It works by exchanging sodium ions for potassium ions in the intestines, which helps to lower serum potassium levels by excreting it through the stool.
Choice C rationale:
Initiating an IV potassium infusion would be contraindicated in this situation as it would increase the already elevated potassium levels, potentially leading to dangerous cardiac complications.
Choice D rationale:
Encouraging the client to eat bananas is not advisable because bananas are high in potassium, which would exacerbate hyperkalemia.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale: Patients with bulimia are at increased risk for developing metabolic alkalosis due to recurrent vomiting, which leads to loss of hydrochloric acid from the stomach and results in an elevated blood bicarbonate level.
Choice B rationale: Patients with COPD are more likely to develop respiratory acidosis due to retention of carbon dioxide, not metabolic alkalosis.
Choice C rationale: Patients with venous stasis ulcers do not have a direct association with metabolic alkalosis.
Choice D rationale: Patients on dialysis are more likely to experience metabolic acidosis due to impaired kidney function and inability to excrete acid effectively.
Correct Answer is ["C","D","E"]
Explanation
The correct answer is choiceC. Monitor the injection site for redness,D. Use an infusion controller for the IV, andE. Monitor fluid intake and output.
Choice A rationale:
Adding the ordered dose to the IV hanging is incorrect because potassium chloride should never be added to an already hanging IV solution due to the risk of uneven distribution and potential overdose.
Choice B rationale:
Administering the dose IV push over 3 minutes is incorrect because potassium chloride should never be given by direct IV injection.It must always be diluted and administered slowly to prevent cardiac complications.
Choice C rationale:
Monitoring the injection site for redness is correct because potassium chloride can cause irritation and phlebitis at the injection site.
Choice D rationale:
Using an infusion controller for the IV is correct because it ensures the potassium chloride is administered at a controlled rate, reducing the risk of rapid infusion and potential cardiac issues.
Choice E rationale:
Monitoring fluid intake and output is correct because it helps assess the patient’s overall fluid balance and detect any signs of fluid overload or deficit, which is crucial when administering potassium.
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