Which statement BEST distinguishes metabolic acidosis from respiratory acidosis?
A) Metabolic acidosis is a disturbance in blood pH caused by exercise as opposed to hyper- or hypoventilation.
B) Metabolic acidosis is a disturbance in blood pH caused by something other than an abnormal PCO2.
C) Metabolic acidosis occurs due to changes in blood glucose as opposed to changes in PO2 and PCO2.
D) Metabolic acidosis occurs due to changes in PO2 as opposed to PCO2.
E) Metabolic acidosis occurs due to changes in bicarbonate as opposed to PCO2.
Answer: B) Metabolic acidosis is a disturbance in blood pH caused by something other than an abnormal PCO2.
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