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 B
Explanation
A. Incorrect. Withholding food and drink for 24 hours is not necessary for a CT scan with contrast dye.
B. Correct. Before a CT scan with contrast dye, it is essential to assess the client for allergies, especially to iodine and shellfish. Contrast dyes used in CT scans contain iodine, and clients with allergies to iodine or shellfish may have an allergic reaction to the contrast dye.
C. Incorrect. While administering intravenous fluids may be beneficial in certain situations, it is not a specific precaution for a CT scan with contrast dye.
D. Incorrect. Removing jewelry and metallic objects is a standard precaution for all imaging procedures, but it is not specific to a CT scan with contrast dye.
Correct Answer is B
Explanation
A. Incorrect. Hypovolemia is associated with prerenal acute renal failure, not intrinsic acute renal failure.
B. Correct. Glomerulonephritis is one of the common causes of intrinsic acute renal failure. It is characterized by inflammation of the glomeruli in the kidneys, which can lead to kidney damage and impaired function.
C. Incorrect. Prostate enlargement is associated with postrenal acute renal failure due to urinary tract obstruction, not intrinsic causes.
D. Incorrect. Urinary tract obstruction is also associated with postrenal acute renal failure, not intrinsic causes.
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