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A nurse is caring for a client who has hypertension and has a potassium level of 6.8 mEq/L. Which of the following actions should the nurse take?

Suggest that the client use a salt substitute.

Advise the client to add citrus juices and bananas to her diet.

Obtain a 12-lead ECG

Obtain a blood sample for a serum sodium level

Answer and Explanation

The Correct Answer is C

Rationale:

A. Salt substitutes often contain potassium and should be avoided in clients with hyperkalemia.

B. Citrus juices and bananas are high in potassium and should be avoided in clients with hyperkalemia.

C. A 12-lead ECG may include changes such as peaked T wave, flattened P wave, prolonged PR interval, ST depression, and prolonged QRS duration.

D. A serum sodium level should be obtained but it is not the priority in this case.

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Correct Answer is D

Explanation

Rationale:

A. Nitroglycerin does not interact with contrast material.

B. Carvedilol does not interact with contrast material.

C. Atorvastatin does not interact with contrast material.

D. Metformin can interact with contrast material and increase the risk of acute kidney injury. It is typically held before and after procedures involving contrast material.

A. "I will take my diuretic before sleep and drink fluids during the day." B. "I will read food labels and limit my sodium to 4 grams per day." C. "I plan to pace my activities to avoid fatigue." D. "I should use naproxen to manage discomfort."

Correct Answer is B

Explanation

Rationale:

A. Taking a diuretic before sleep and drinking fluids during the day is important but does not specifically address sodium intake.

B. This statement indicates an understanding of the importance of limiting sodium intake, which is crucial in managing congestive heart failure.

C. Pacing activities is important but is not specific to sodium intake.

D. Naproxen is not typically used to manage discomfort in congestive heart failure.

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A nurse is caring for a client who has hypertension and has a potassium level of 6.8 mEq/L. Which of the following actions should the nurse take?

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