A client with acute renal failure is prescribed loop diuretics. What is the primary purpose of using loop diuretics in this client's care?
To decrease urine output and prevent dehydration.
To increase blood pressure and improve kidney perfusion.
To promote sodium and water reabsorption in the kidneys.
To enhance urine output and reduce fluid overload.
The Correct Answer is D
A. Incorrect. Loop diuretics are used to increase urine output, not decrease it. They help reduce fluid overload and prevent dehydration.
B. Incorrect. Loop diuretics typically lead to a decrease in blood pressure, not an increase. They are often prescribed to address hypertension in acute renal failure.
C. Incorrect. Loop diuretics promote the excretion of sodium and water from the kidneys, not their reabsorption.
D. Correct. Loop diuretics are prescribed in acute renal failure to increase urine output and promote fluid excretion. This helps reduce fluid overload and decrease edema.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Correct. Dehydration is a significant risk factor for prerenal acute renal failure. Insufficient fluid intake or excessive fluid loss (e.g., vomiting, diarrheA. can lead to decreased blood volume and decreased blood flow to the kidneys, impairing kidney function.
B. Incorrect. A UTI can cause kidney injury but is not specifically associated with prerenal acute renal failure.
C. Incorrect. Chronic kidney disease (CKD. is a risk factor for the development of intrinsic acute renal failure, but it is not directly related to prerenal causes.
D. Incorrect. Diabetes mellitus is a risk factor for chronic kidney disease, but it is not a specific risk factor for prerenal acute renal failure.
Correct Answer is D
Explanation
A. Incorrect. While fluid restriction may be necessary in certain cases of acute renal failure, it should be prescribed and monitored by the healthcare provider based on the client's specific needs.
B. Incorrect. A high-protein diet can put additional strain on the kidneys, and it is not recommended for clients with acute renal failure.
C. Incorrect. Over-the-counter diuretics may not be safe for clients with acute renal failure and can lead to further electrolyte imbalances.
D. Correct. The nurse's best response is to encourage the client to follow their healthcare provider's instructions and avoid medications that may harm the kidneys. Compliance with prescribed treatment plans and avoiding nephrotoxic medications are essential to support kidney function and prevent further damage.
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