Medical MCQ-A 40 years old male develops excessive hyperven-tilation. A G reveals pH- 7.5 pCO2 24 mm Hg PO2 88 mm of Hg. True statement is -

A 40 years old male develops excessive hyperven-tilation. A G reveals pH- 7.5 pCO2 24 mm Hg PO2 88 mm of Hg. True statement is –

Respiratory alkalosis

Metabolic alkalosis

Respiratory acidosis

Metabolic acidosis

Question Category:

Medicine

Correct Answer:

Respiratory alkalosis

Description:

First stepDetermine whether it is acidosis or alkalosis Increased pH indicates alkalosisSecond stepInspect HCO3-/CO2 to determine the cause of alkalosis or acidosis.pCO2 → 24 mm Hg (decreased)The alteration in CO2 is in sync. with the alteration in the pH, so the alkalosis can be attributed to a decrease in pCO2. Thus, it is a case of respiratory alkalosis.

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