Lactic acidosis is best described as.

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Prepare for the CIEMT Medical and Physiology Exam. Study with flashcards and multiple-choice questions that feature explanations. Ace your test!

Multiple Choice

Lactic acidosis is best described as.

Explanation:
Lactic acidosis occurs when tissues don’t receive enough oxygen, so cells switch to anaerobic glycolysis and produce lactate. The conversion of pyruvate to lactate generates hydrogen ions, which lower the blood pH and create a metabolic acidosis with elevated lactate. This is best described as acid buildup from poor perfusion. It isn’t a simple excess base (which would be alkalosis), nor is it just a vague “metabolism” statement; while shock can accompany it, the defining feature is lactate-driven acid accumulation from inadequate perfusion.

Lactic acidosis occurs when tissues don’t receive enough oxygen, so cells switch to anaerobic glycolysis and produce lactate. The conversion of pyruvate to lactate generates hydrogen ions, which lower the blood pH and create a metabolic acidosis with elevated lactate. This is best described as acid buildup from poor perfusion. It isn’t a simple excess base (which would be alkalosis), nor is it just a vague “metabolism” statement; while shock can accompany it, the defining feature is lactate-driven acid accumulation from inadequate perfusion.

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