Respiratory alkalosis may be caused by which of the following?
a. Vomiting c. Hyperventilation
b. Salicylate overdose d. Pneumothorax
ANS: C
Hyperventilation will decrease the amount of carbon dioxide in the blood, causing a respiratory alkalosis. Vomiting can cause a metabolic alkalosis, salicylate overdose can cause a metabolic ac-idosis, and a pneumothorax can cause a respiratory acidosis.
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