When using Volume 2 for coding narrowing of the vertebral artery with cerebral infarction, the main term a coder would look up is:

The fourth heart sound, S4, is:

A) an atrial gallop sound. B) a ventricular gallop sound. C) a high-pitched sound at the base of the heart. D) the "dub" of "dee-lub-dub."

Nonsteroidal anti-inflammatory drugs (NSAIDS) are also known as:

a. adrenergics b. analgesics c. antibiotics d. antihypertensives