A nurse is caring for a client with acute renal failure who has elevated serum creatinine levels. What is the significance of elevated creatinine levels in this client?

Elevated creatinine levels indicate dehydration and fluid deficit.

Elevated creatinine levels suggest kidney function is normal.

Elevated creatinine levels are a reliable indicator of acute kidney injury.

Elevated creatinine levels are only seen in chronic kidney disease.

Answer and Explanation

The Correct Answer is C

A. Incorrect. Elevated creatinine levels are not specific to dehydration and fluid deficit, although dehydration can contribute to prerenal acute renal failure.

B. Incorrect. Elevated creatinine levels do not suggest normal kidney function. Instead, they indicate impaired kidney function and acute kidney injury.

C. Correct. Creatinine is a waste product produced by muscles and excreted by the kidneys. Elevated creatinine levels are a reliable indicator of acute kidney injury and impaired kidney function.

D. Incorrect. Elevated creatinine levels can be seen in both acute and chronic kidney diseases, but they are not exclusively seen in chronic kidney disease.

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Correct Answer is B

Explanation

A. Incorrect. Increasing sodium intake would exacerbate fluid retention and worsen the client's fluid overload.

B. Correct. Limiting fluid intake to the prescribed amount helps manage fluid balance in clients with acute renal failure, especially those experiencing fluid overload.

C. Incorrect. Rapid administration of intravenous fluids may worsen fluid overload and increase the risk of edema and hypertension.

D. Incorrect. Encouraging the client to drink water freely would exacerbate fluid overload and impair the body's ability to eliminate excess fluids.

A. Bananas and oranges. B. Bread and pasta. C. Eggs and cheese. D. Chicken and fish.

Correct Answer is A

Explanation

A. Correct. Bananas and oranges are high-potassium fruits that the client should avoid on a potassium-restricted diet.

B. Incorrect. Bread and pasta are not typically high in potassium and are usually acceptable in a potassium-restricted diet.

C. Incorrect. Eggs and cheese are not significant sources of potassium and are usually allowed in a potassium-restricted diet.

D. Incorrect. Chicken and fish are sources of protein and do not have high potassium content that would require restriction in most cases.

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A nurse is caring for a client with acute renal failure who has elevated serum creatinine levels. What is the significance of elevated creatinine levels in this client?

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Naxlex Comprehensive Predictor Exams

A client with acute renal failure is experiencing fluid overload. What intervention should the nurse implement to manage the client's fluid balance effectively?

Correct Answer is B

Explanation

A nurse is caring for a client with acute renal failure who is on a potassium-restricted diet. What foods should the nurse instruct the client to avoid due to their high potassium content?

Correct Answer is A

Explanation

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A nurse is caring for a client with acute renal failure who has elevated serum creatinine levels. What is the significance of elevated creatinine levels in this client?