A patient with uncontrolled diabetes mellitus develops metabolic acidosis. Which of the following assessment findings indicates that the patient's compensatory mechanisms are working?
a. Watery diarrhea
b. Vomiting
c. Excessive thirst
d. Deep rapid breathing
ANS: D
Deep rapid breathing gets rid of carbon dioxide, which leaves less carbon dioxide to combine with water to make carbonic acid in the body. Watery diarrhea can worsen metabolic acidosis. Vomiting causes acid loss and can result in alkalosis. Thirst corrects dehydration, not acidosis.
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