NUR 257 Final Exam Aging and Chronic Illness
2026/2027 Practice Test with Verified Answers and
Detailed Rationales NGN Grade A
1. Which anatomical structures are located around the right kidney? (Select All That
Apply)
A. Liver
B. Gallbladder
C. Ascending colon
D. Duodenum
E. Adrenal gland
Correct Answer: Liver, Gallbladder, Ascending colon, Duodenum, Adrenal gland
Rationale: The right kidney is surrounded by the liver, gallbladder, ascending colon,
duodenum, and adrenal gland.
2. Which anatomical structures are located around the left kidney? (Select All That
Apply)
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A. Pancreas
B. Spleen
C. Stomach
D. Adrenal gland
Correct Answer: Pancreas, Spleen, Stomach, Adrenal gland
Rationale: The left kidney is surrounded by the pancreas, spleen, stomach, and adrenal
gland.
3. Kidneys produce the hormone erythropoietin. In kidney disease, lack of this
hormone reduces RBC production. To evaluate oxygen transport, which lab values
should the nurse look at? (Select All That Apply)
A. Hematocrit
B. Hemoglobin
C. Platelet count
D. White blood cell count
Correct Answer: Hematocrit, Hemoglobin
Rationale: Hematocrit and hemoglobin are the primary indicators of oxygen-carrying
capacity in the blood.
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4. The body can function on as little as 20% of the nephrons. If the percentage drops
below 20%, what is the expected outcome?
A. Complete recovery of kidney function
B. Dialysis is in the near future
C. No change in kidney function
D. Improved kidney function
Correct Answer: Dialysis is in the near future
Rationale: When nephron function falls below 20%, dialysis becomes necessary to
maintain homeostasis.
5. Angiotensinogen is a hormone released from the liver that helps regulate blood
pressure by:
A. Dilating blood vessels and decreasing sodium/water intake
B. Constricting blood vessels and triggering sodium/water intake
C. Increasing heart rate and cardiac output
D. Decreasing peripheral vascular resistance
Correct Answer: Constricting blood vessels and triggering sodium/water intake
Rationale: Angiotensinogen is converted to angiotensin I and then angiotensin II, which
constricts blood vessels and promotes sodium and water retention.
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6. Diagnostic studies for kidney and urinary function include which of the following?
(Select All That Apply)
A. Urinalysis and urine culture
B. CT and MRI
C. Cystoscopy
D. Liver function tests
Correct Answer: Urinalysis and urine culture, CT and MRI, Cystoscopy
Rationale: These are all diagnostic studies for kidney and urinary function.
7. Post-cystoscopy pain may be alleviated with:
A. Ice pack over the lower abdomen
B. Heat pack over the lower abdomen
C. Deep breathing exercises
D. Increased fluid intake
Correct Answer: Heat pack over the lower abdomen
Rationale: Applying a heat pack over the lower abdomen can help alleviate post-
cystoscopy pain.