ADVANCED PATHOPHYSIOLOGY)
COMPLETE QUESTIONS AND CORRECT
D
ANSWERS WITH RATIONALES
O
CURRENT TESTING
N
O
T
Week 5: Renal & Urinary System Pathophysiology
C
Questions 1–30
O
PY
1. Which electrolyte imbalance is most concerning in acute kidney injury (AKI) due to
rhabdomyolysis?
• • • Answer: Hyperkalemia
, PY
O
C
T
O
N
O
D
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• Rationale: Muscle breakdown releases intracellular potassium, risking cardiac arrhythmias.
3. A patient with nephrotic syndrome presents with edema and hyperlipidemia.
What is the primary cause of the hyperlipidemia?
• • Answer: Loss of albumin leading to increased hepatic lipoprotein synthesis
• Rationale: Hypoalbuminemia stimulates the liver to produce more lipoproteins.
4. A patient with chronic kidney disease (CKD) has a GFR of 25 mL/min. Which stage of CKD
is this?
• • • Answer: Stage 4 (Severe CKD)
D
• Rationale: Stage 4 CKD is GFR 15–29 mL/min; stage 5 is <15 mL/min.
O
N
5. Which finding is characteristic of prerenal AKI?
O
T
C
O
PY