MN Abstracting Exam Chapter 9 Study Guide
cx cx cx cx cx cx cx
2026 | Practice Exercises, Explanations & Com
cx cx cx cx cx cx
prehensive Review cx
1. 1. A patient presents with periorbital edema, hypertension, and foamy urine. A uri
cx cx cx cx cx cx cx cx cx cx cx cx
nalysis reveals significant proteinuria (>3.5g/day). Which of the following diagnos
cx cx cx cx cx cx cx cx cx
es is most consistent with these findings?
cx cx cx cx cx cx
A. Acute Pyelonephritis
cx cx
B. Nephrotic Syndrome
cx cx
C. Acute Tubular Necrosis (ATN)
cx cx cx cx
D. Urolithiasis
cx
2. Correct Answer: B cx cx
3. 2. The primary physiologic function of the countercurrent multiplier system in the
cx cx cx cx cx cx cx cx cx cx cx cx
Loop of Henle is to: cx cx cx cx
A. Filter waste products from the blood.
cx cx cx cx cx cx
B. Secrete hydrogen ions to maintain acid-base balance.
cx cx cx cx cx cx cx
C. Establish a medullary osmotic gradient for water reabsorption.
cx cx cx cx cx cx cx cx
D. Reabsorb glucose and amino acids.
cx cx cx cx cx
4. Correct Answer: C cx cx
5. 3. A patient with chronic kidney disease (CKD) has a GFR of 25 mL/min/1.73m². Th
cx cx cx cx cx cx cx cx cx cx cx cx cx cx
is stage is classified as:
cx cx cx cx
A. Stage 2 (Mild CKD)
cx cx cx cx
B. Stage 3 (Moderate CKD)
cx cx cx cx
C. Stage 4 (Severe CKD)
cx cx cx cx
D. Stage 5 (Kidney Failure)
cx cx cx cx
6. Correct Answer: C cx cx
7. 4. Which of the following laboratory values is considered the most sensitive and s
cx cx cx cx cx cx cx cx cx cx cx cx cx
pecific early indicator of glomerular damage?
cx cx cx cx cx
, A. Blood Urea Nitrogen (BUN)
cx cx cx cx
B. Serum Creatinine
cx cx
C. Microalbuminuria
cx
D. Urine Specific Gravity
cx cx cx
8. Correct Answer: C cx cx
9. 5. A patient is prescribed a loop diuretic (e.g., Furosemide). The mechanism of acti
cx cx cx cx cx cx cx cx cx cx cx cx cx
on for this medication occurs primarily in the:
cx cx cx cx cx cx cx
A. Proximal Convoluted Tubule (PCT)
cx cx cx cx
B. Descending Loop of Henle
cx cx cx cx
C. Thick Ascending Loop of Henle
cx cx cx cx cx
D. Distal Convoluted Tubule (DCT)
cx cx cx cx
10. Correct Answer: C cx cx
11. 6. During the abstracting process for a patient with Benign Prostatic Hyperp
cx cx cx cx cx cx cx cx cx cx cx
lasia (BPH), the coder notes "acute urinary retention." To accurately abstract this,
cx cx cx cx cx cx cx cx cx cx cx cx
the coder understands this is characterized by:
cx cx cx cx cx cx
A. A sudden and painful inability to void.
cx cx cx cx cx cx cx
B. A slow progression of urinary frequency and nocturia.
cx cx cx cx cx cx cx cx
C. The involuntary leakage of urine during coughing.
cx cx cx cx cx cx cx
D. The presence of blood in the urine.
cx cx cx cx cx cx cx
12. Correct Answer: A cx cx
13. 7. The Renin-Angiotensin- cx cx
Aldosterone System (RAAS) is activated in response to: cx cx cx cx cx cx cx
A. Increased blood pressure.
cx cx cx
B. Decreased renal perfusion pressure.
cx cx cx cx
C. Increased serum sodium levels.
cx cx cx cx
D. Decreased potassium levels.
cx cx cx
14. Correct Answer: B cx cx
15. 8. Which of the following is a classic sign of Acute Pyelonephritis that differ
cx cx cx cx cx cx cx cx cx cx cx cx cx
entiates it from a lower urinary tract infection (UTI)?
cx cx cx cx cx cx cx cx
, A. Dysuria
cx
B. Urinary Frequency
cx cx
C. Costovertebral Angle (CVA) Tenderness
cx cx cx cx
D. Suprapubic Pain
cx cx
16. Correct Answer: C cx cx
17. 9. A nurse is abstracting data for a patient diagnosed with Syndrome of Ina
cx cx cx cx cx cx cx cx cx cx cx cx cx
ppropriate Antidiuretic Hormone (SIADH). Which of the following lab results woul
cx cx cx cx cx cx cx cx cx cx
d the nurse expect to find?
cx cx cx cx cx
A. Hypernatremia and high urine output.
cx cx cx cx cx
B. Hyponatremia and concentrated urine.
cx cx cx cx
C. Hyperkalemia and diluted urine.
cx cx cx cx
D. Hypocalcemia and high urine output.
cx cx cx cx cx
18. Correct Answer: B cx cx
19. 10. The primary pathophysiological mechanism behind prerenal acute kidne
cx cx cx cx cx cx cx cx
y injury (AKI) is:
cx cx cx
A. Direct damage to the renal parenchyma.
cx cx cx cx cx cx
B. Obstruction of urine flow downstream from the kidney.
cx cx cx cx cx cx cx cx
C. A significant reduction in blood flow to the kidney.
cx cx cx cx cx cx cx cx cx
D. An immune-mediated attack on the glomerular basement membrane.
cx cx cx cx cx cx cx cx
20. Correct Answer: C cx cx
21. 11. When abstracting for a patient with a history of recurrent kidney stones
cx cx cx cx cx cx cx cx cx cx cx cx cx
(Calcium Oxalate type), which dietary instruction is most relevant to prevent recur
cx cx cx cx cx cx cx cx cx cx cx
rence?
A. Decrease dietary protein.
cx cx cx
B. Increase dietary oxalate (spinach, rhubarb).
cx cx cx cx cx
C. Increase fluid intake to 2-3 liters per day.
cx cx cx cx cx cx cx cx
D. Decrease dietary calcium.
cx cx cx
22. Correct Answer: C cx cx
, 23. 12. A patient with CKD is exhibiting signs of uremic encephalopathy. The nu
cx cx cx cx cx cx cx cx cx cx cx cx
rse abstractor should prioritize this finding because it indicates:
cx cx cx cx cx cx cx cx
A. Mild electrolyte imbalance correctable with diet.
cx cx cx cx cx cx
B. Severe buildup of nitrogenous wastes affecting the central nervous system.
cx cx cx cx cx cx cx cx cx cx
C. An early sign of successful renal adaptation.
cx cx cx cx cx cx cx
D. A localized infection of the brain tissue.
cx cx cx cx cx cx cx
24. Correct Answer: B cx cx
Answer Key Summary
cx cx
1. B (Nephrotic Syndrome)
cx cx
2. C (Establish a medullary osmotic gradient)
cx cx cx cx cx
3. C (Stage 4 - Severe CKD)
cx cx cx cx cx
4. C (Microalbuminuria)
cx
5. C (Thick Ascending Loop of Henle)
cx cx cx cx cx
6. A (A sudden and painful inability to void)
cx cx cx cx cx cx cx
7. B (Decreased renal perfusion pressure)
cx cx cx cx
8. C (Costovertebral Angle Tenderness)
cx cx cx
9. B (Hyponatremia and concentrated urine)
cx cx cx cx
10. C (A significant reduction in blood flow to the kidney)
cx cx cx cx cx cx cx cx cx
11. C (Increase fluid intake to 2-3 liters per day)
cx cx cx cx cx cx cx cx
12. B (Severe buildup of nitrogenous wastes affecting the CNS)
cx cx cx cx cx cx cx cx
25. Note: If your Chapter 9 covers a different topic (e.g., Cardiovascular, Pulmonary, o
cx cx cx cx cx cx cx cx cx cx cx cx
r Endocrine), please provide the specific chapter title or topics, and I will generate a new
cx cx cx cx cx cx cx cx cx cx cx cx cx cx cx cx
set of questions tailored exactly to your curriculum.
cx cx cx cx cx cx cx
12 to 200
cx cx
26. Here is a comprehensive 200-question multiple- cx cx cx cx cx
choice exam based on a typical Chapter 9 for an MN (Master of Nursing) / Advanced Pa
cx cx cx cx cx cx cx cx cx cx cx cx cx cx cx cx
thophysiology or Pharmacology abstracting course. cx cx cx cx
cx cx cx cx cx cx cx
2026 | Practice Exercises, Explanations & Com
cx cx cx cx cx cx
prehensive Review cx
1. 1. A patient presents with periorbital edema, hypertension, and foamy urine. A uri
cx cx cx cx cx cx cx cx cx cx cx cx
nalysis reveals significant proteinuria (>3.5g/day). Which of the following diagnos
cx cx cx cx cx cx cx cx cx
es is most consistent with these findings?
cx cx cx cx cx cx
A. Acute Pyelonephritis
cx cx
B. Nephrotic Syndrome
cx cx
C. Acute Tubular Necrosis (ATN)
cx cx cx cx
D. Urolithiasis
cx
2. Correct Answer: B cx cx
3. 2. The primary physiologic function of the countercurrent multiplier system in the
cx cx cx cx cx cx cx cx cx cx cx cx
Loop of Henle is to: cx cx cx cx
A. Filter waste products from the blood.
cx cx cx cx cx cx
B. Secrete hydrogen ions to maintain acid-base balance.
cx cx cx cx cx cx cx
C. Establish a medullary osmotic gradient for water reabsorption.
cx cx cx cx cx cx cx cx
D. Reabsorb glucose and amino acids.
cx cx cx cx cx
4. Correct Answer: C cx cx
5. 3. A patient with chronic kidney disease (CKD) has a GFR of 25 mL/min/1.73m². Th
cx cx cx cx cx cx cx cx cx cx cx cx cx cx
is stage is classified as:
cx cx cx cx
A. Stage 2 (Mild CKD)
cx cx cx cx
B. Stage 3 (Moderate CKD)
cx cx cx cx
C. Stage 4 (Severe CKD)
cx cx cx cx
D. Stage 5 (Kidney Failure)
cx cx cx cx
6. Correct Answer: C cx cx
7. 4. Which of the following laboratory values is considered the most sensitive and s
cx cx cx cx cx cx cx cx cx cx cx cx cx
pecific early indicator of glomerular damage?
cx cx cx cx cx
, A. Blood Urea Nitrogen (BUN)
cx cx cx cx
B. Serum Creatinine
cx cx
C. Microalbuminuria
cx
D. Urine Specific Gravity
cx cx cx
8. Correct Answer: C cx cx
9. 5. A patient is prescribed a loop diuretic (e.g., Furosemide). The mechanism of acti
cx cx cx cx cx cx cx cx cx cx cx cx cx
on for this medication occurs primarily in the:
cx cx cx cx cx cx cx
A. Proximal Convoluted Tubule (PCT)
cx cx cx cx
B. Descending Loop of Henle
cx cx cx cx
C. Thick Ascending Loop of Henle
cx cx cx cx cx
D. Distal Convoluted Tubule (DCT)
cx cx cx cx
10. Correct Answer: C cx cx
11. 6. During the abstracting process for a patient with Benign Prostatic Hyperp
cx cx cx cx cx cx cx cx cx cx cx
lasia (BPH), the coder notes "acute urinary retention." To accurately abstract this,
cx cx cx cx cx cx cx cx cx cx cx cx
the coder understands this is characterized by:
cx cx cx cx cx cx
A. A sudden and painful inability to void.
cx cx cx cx cx cx cx
B. A slow progression of urinary frequency and nocturia.
cx cx cx cx cx cx cx cx
C. The involuntary leakage of urine during coughing.
cx cx cx cx cx cx cx
D. The presence of blood in the urine.
cx cx cx cx cx cx cx
12. Correct Answer: A cx cx
13. 7. The Renin-Angiotensin- cx cx
Aldosterone System (RAAS) is activated in response to: cx cx cx cx cx cx cx
A. Increased blood pressure.
cx cx cx
B. Decreased renal perfusion pressure.
cx cx cx cx
C. Increased serum sodium levels.
cx cx cx cx
D. Decreased potassium levels.
cx cx cx
14. Correct Answer: B cx cx
15. 8. Which of the following is a classic sign of Acute Pyelonephritis that differ
cx cx cx cx cx cx cx cx cx cx cx cx cx
entiates it from a lower urinary tract infection (UTI)?
cx cx cx cx cx cx cx cx
, A. Dysuria
cx
B. Urinary Frequency
cx cx
C. Costovertebral Angle (CVA) Tenderness
cx cx cx cx
D. Suprapubic Pain
cx cx
16. Correct Answer: C cx cx
17. 9. A nurse is abstracting data for a patient diagnosed with Syndrome of Ina
cx cx cx cx cx cx cx cx cx cx cx cx cx
ppropriate Antidiuretic Hormone (SIADH). Which of the following lab results woul
cx cx cx cx cx cx cx cx cx cx
d the nurse expect to find?
cx cx cx cx cx
A. Hypernatremia and high urine output.
cx cx cx cx cx
B. Hyponatremia and concentrated urine.
cx cx cx cx
C. Hyperkalemia and diluted urine.
cx cx cx cx
D. Hypocalcemia and high urine output.
cx cx cx cx cx
18. Correct Answer: B cx cx
19. 10. The primary pathophysiological mechanism behind prerenal acute kidne
cx cx cx cx cx cx cx cx
y injury (AKI) is:
cx cx cx
A. Direct damage to the renal parenchyma.
cx cx cx cx cx cx
B. Obstruction of urine flow downstream from the kidney.
cx cx cx cx cx cx cx cx
C. A significant reduction in blood flow to the kidney.
cx cx cx cx cx cx cx cx cx
D. An immune-mediated attack on the glomerular basement membrane.
cx cx cx cx cx cx cx cx
20. Correct Answer: C cx cx
21. 11. When abstracting for a patient with a history of recurrent kidney stones
cx cx cx cx cx cx cx cx cx cx cx cx cx
(Calcium Oxalate type), which dietary instruction is most relevant to prevent recur
cx cx cx cx cx cx cx cx cx cx cx
rence?
A. Decrease dietary protein.
cx cx cx
B. Increase dietary oxalate (spinach, rhubarb).
cx cx cx cx cx
C. Increase fluid intake to 2-3 liters per day.
cx cx cx cx cx cx cx cx
D. Decrease dietary calcium.
cx cx cx
22. Correct Answer: C cx cx
, 23. 12. A patient with CKD is exhibiting signs of uremic encephalopathy. The nu
cx cx cx cx cx cx cx cx cx cx cx cx
rse abstractor should prioritize this finding because it indicates:
cx cx cx cx cx cx cx cx
A. Mild electrolyte imbalance correctable with diet.
cx cx cx cx cx cx
B. Severe buildup of nitrogenous wastes affecting the central nervous system.
cx cx cx cx cx cx cx cx cx cx
C. An early sign of successful renal adaptation.
cx cx cx cx cx cx cx
D. A localized infection of the brain tissue.
cx cx cx cx cx cx cx
24. Correct Answer: B cx cx
Answer Key Summary
cx cx
1. B (Nephrotic Syndrome)
cx cx
2. C (Establish a medullary osmotic gradient)
cx cx cx cx cx
3. C (Stage 4 - Severe CKD)
cx cx cx cx cx
4. C (Microalbuminuria)
cx
5. C (Thick Ascending Loop of Henle)
cx cx cx cx cx
6. A (A sudden and painful inability to void)
cx cx cx cx cx cx cx
7. B (Decreased renal perfusion pressure)
cx cx cx cx
8. C (Costovertebral Angle Tenderness)
cx cx cx
9. B (Hyponatremia and concentrated urine)
cx cx cx cx
10. C (A significant reduction in blood flow to the kidney)
cx cx cx cx cx cx cx cx cx
11. C (Increase fluid intake to 2-3 liters per day)
cx cx cx cx cx cx cx cx
12. B (Severe buildup of nitrogenous wastes affecting the CNS)
cx cx cx cx cx cx cx cx
25. Note: If your Chapter 9 covers a different topic (e.g., Cardiovascular, Pulmonary, o
cx cx cx cx cx cx cx cx cx cx cx cx
r Endocrine), please provide the specific chapter title or topics, and I will generate a new
cx cx cx cx cx cx cx cx cx cx cx cx cx cx cx cx
set of questions tailored exactly to your curriculum.
cx cx cx cx cx cx cx
12 to 200
cx cx
26. Here is a comprehensive 200-question multiple- cx cx cx cx cx
choice exam based on a typical Chapter 9 for an MN (Master of Nursing) / Advanced Pa
cx cx cx cx cx cx cx cx cx cx cx cx cx cx cx cx
thophysiology or Pharmacology abstracting course. cx cx cx cx
