The component of the business letter that serves as the greeting is called the ________

You are treating a 67-year-old male with chest pain and a history of prior heart attacks as well as diabetes and hypertension. The patient has taken three nitroglycerin tablets which have decreased the pain from 7 to 4/10; however, the pain persists. Initially, his SpO2 was 91% on room air. Oxygen was applied by nasal cannula and now, on 3 lpm O2, his SpO2 is 97%. How would you address the

oxygen, given that he still has chest pain? A) Increase the oxygen to 4 lpm B) Decrease the oxygen to 2 lpm C) Leave the oxygen unchanged D) Discontinue oxygen therapy

Oral squamous papillomas:

a. Are composed of squamous epithelium supported by connective tissue b. Are rare lesions c. Are a component of the Peutz-Jeghers syndrome d. Have moderate malignant potential e. Are caused by cytomegalovirus (CMV)