Coronary heart disease (CHD) is the most common type of heart disease and it occurs when the coronary arteries become stiffened and narrowed by ____________________.

A patient may have hypertension for several years before he becomes symptomatic or the hypertension is discovered during a routine physical examination.

Answer the following statement true (T) or false (F)

For time saving purposes, telephone messages should be ________.

A. detailed B. short C. infrequent D. frequent