A nurse is preparing to perform a diagnostic test to assess kidney function in a client with suspected acute renal failure. Which test will provide information about the glomerular filtration rate (GFR)?

Complete blood count (CBC. .

Serum creatinine level.

Urinalysis.

Renal ultrasound.

Answer and Explanation

The Correct Answer is B

A. Incorrect. A complete blood count (CBC. provides information about the number and types of blood cells but does not assess kidney function.

B. Correct. Serum creatinine level is a commonly used blood test to assess kidney function. Elevated levels of creatinine in the blood indicate impaired glomerular filtration and decreased kidney function.

C. Incorrect. Urinalysis provides information about the presence of substances such as protein, blood, and glucose in the urine but does not directly assess GFR.

D. Incorrect. Renal ultrasound is an imaging test that provides information about the structure of the kidneys but does not directly measure GFR.

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Correct Answer is B

Explanation

A. Incorrect. Constipation and abdominal pain are not typical manifestations of the fluid and electrolyte imbalance seen in acute renal failure.

B. Correct. Acute renal failure can lead to imbalances in electrolytes, particularly potassium and sodium. Muscle weakness and fatigue are common manifestations of these electrolyte imbalances.

C. Incorrect. Decreased heart rate and blood pressure are more commonly associated with fluid volume depletion in prerenal acute renal failure, rather than electrolyte imbalances.

D. Incorrect. Increased respiratory rate and depth are not typically associated with acute renal failure or its fluid and electrolyte imbalances.

A. Encourage the client to sit up in a chair for extended periods. B. Apply a heating pad to areas at risk for skin breakdown. C. Perform regular repositioning and skin assessments. D. Use adhesive tape for securing dressings to the skin.

Correct Answer is C

Explanation

A. Incorrect. Encouraging the client to sit up in a chair for extended periods can increase pressure on certain areas and contribute to skin breakdown.

B. Incorrect. Applying a heating pad to areas at risk for skin breakdown can lead to thermal injury and exacerbate skin issues.

C. Correct. Regular repositioning and skin assessments are essential in preventing pressure ulcers and maintaining skin integrity in clients with acute renal failure who may be bedridden or have limited mobility.

D. Incorrect. Adhesive tape can cause skin irritation and damage when removed, especially in clients at risk for impaired skin integrity.

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A nurse is preparing to perform a diagnostic test to assess kidney function in a client with suspected acute renal failure. Which test will provide information about the glomerular filtration rate (GFR)?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is assessing a client with acute renal failure for clinical manifestations of the condition. What symptom is commonly associated with the fluid and electrolyte imbalance seen in acute renal failure?

Correct Answer is B

Explanation

A nurse is caring for a client with acute renal failure who is at risk for impaired skin integrity. What intervention should the nurse implement to prevent skin breakdown?

Correct Answer is C

Explanation

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