Practice Exam 2025-
2026
LATTEST UPDATE WITH
VERRIFIED QUESTIONS
AND
QUALITY ANSWERS
100% CORRECT
,1.
A patient with acute kidney injury (AKI) is oliguric. What
urine output defines oliguria?
A. < 100 mL/day
B. < 400 mL/day
C. < 800 mL/day
D. < 1000 mL/day
Answer: B
Oliguria is defined as urine output less than 400 mL/day
in adults.
2.
Which electrolyte imbalance is most life-threatening in
renal failure?
A. Hyponatremia
B. Hypocalcemia
C. Hyperkalemia
D. Hyperphosphatemia
Answer: C
Hyperkalemia can cause fatal cardiac dysrhythmias.
,3.
A patient with chronic kidney disease (CKD) is prescribed
a low-protein diet. Why?
A. Prevent hypokalemia
B. Reduce urea production
C. Increase albumin
D. Prevent anemia
Answer: B
Protein metabolism produces urea, which accumulates in
renal failure.
4.
Which lab value indicates worsening renal function?
A. Decreased creatinine
B. Increased GFR
C. Increased BUN
D. Decreased potassium
Answer: C
Elevated BUN reflects impaired renal excretion.
, 5.
Best indicator of kidney function:
A. Urine color
B. Serum creatinine
C. Blood pressure
D. Hemoglobin
Answer: B
Creatinine is the most reliable indicator of renal function.
6.
A dialysis patient reports muscle weakness. What should
the nurse suspect first?
A. Hypokalemia
B. Hyperkalemia
C. Hypercalcemia
D. Hyponatremia
Answer: B
Hyperkalemia commonly causes muscle weakness and is
dangerous.