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155.

A 38-year-old man with symptoms of severe gastrointestinal obstruction due to pyloric stenosis that is a complication of peptic ulcer disease presents because of copious vomiting of gastric contents. Which of the following water-electrolyte disturbances is most likely in this case?

A. respiratory alkalosis.
B. metabolic alkalosis.
C. respiratory acidosis.
D. metabolic acidosis.
E. based on the patient’s history, he should not be having water-electrolyte disturbances.

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