The decimal point separates the fraction of the whole number from the whole number itself

You have been called to a nursing home for a confused 91-year-old male patient who became dizzy and fell, striking his head on the floor. Which statement made by the nurse should be of most concern to you?

A) "I just checked his blood sugar and it is 154 mg/dL, but it was 243 at last shift change." B) "He did not have any of his medications today." C) "He has a heart valve problem and takes Coumadin to help prevent his blood from clotting." D) "He is normally confused, and his family just made him a DNR."

The most common presenting symptom of cardiac disease in patients is:

A. chest pain. B. hypertension. C. dry skin. D. None of these