MCQ – 87709

Question

A 50-year-old man is pulled from the ocean after a boating accident and resuscitated. Five hours later, the patient develops acute renal failure. Kidney biopsy reveals evidence of karyorrhexis and karyolysis in renal tubular epithelial cells. Which of the following biochemical events preceded these pathologic changes?


A.

Activation of Na+/K+ ATPase


B. Decrease in intracellular calcium

C.

Decrease in intracellular pH


D.

Increase in ATP production


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