Shortly after you have treated a patient who was experiencing a cardiac dysrhythmia, the patient complains of dry mouth, blurred vision, palpitations, and sensitivity to light. Which of the following drugs is most likely to cause these effects?

Metabolic acidosis may be caused by: 1. an increase in fixed (nonvolatile) acids. 2. an increase in blood carbon dioxide (CO2). 3. excessive loss of bicarbonate (HCO3–)

a. 1 only b. 1 and 2 only c. 1, 2, and 3 d. 1 and 3 only

Qualitative tests (e.g., occult blood, microscopic examination for leukocytes, and fat) can be performed on:

A) a random stool specimen. B) stool specimens that are normal in color and consistency. C) a 24-hour stool specimen only. D) a 72-hour stool specimen only.