A home care patient takes sodium bicarbonate on a daily basis for symptoms of heartburn and indigestion. Which of the following acid-base imbalances may be noted in this patient by the health care provider?
a. Respiratory acidosis
b. Respiratory alkalosis
c. Metabolic acidosis
d. Metabolic alkalosis
ANS: D
The adverse effects of alkalinizing drugs are usually related to large dosages. Excessive sodium bicarbonate causes metabolic alkalosis, which manifests as hyperirritability, tetany, or both.
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