Chapter·PhysiologyAcid-Base Balance

Mixed Acid-Base DisordersDownloads

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Sample Questions

1

A patient of CKD has presented with protracted vomiting. ABG shows pH = 7.40, pCO2 = 40 mm Hg, HCO3 = 24 mEq/L, Na = 145 mEq/L, Chloride = 100 mEq/L. What is the observation?

ANormal anion gap metabolic acidosis

BNo acid base abnormality

CHigh anion gap metabolic acidosis and metabolic alkalosis

DHigh anion gap metabolic acidosis

2

A male patient presents to the emergency department. The arterial blood gas report is as follows: pH, 7.2; pCO2, 81 mmHg; and HCO3, 40 meq/L. Which of the following is the most likely diagnosis?

ARespiratory alkalosis

BMetabolic acidosis

CRespiratory acidosis

DMetabolic alkalosis

3

The primary respiratory compensation for metabolic acidosis is?

AHCO3 loss

BCl- loss

CHyperventilation

DAmmonia excretion in kidney

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