University medical students are reviewing research to determine the death rates of hospital patients admitted for pneumonia. Which system would be helpful in their study?

Which of the following antihypertensive medications is an angiotensin-converting enzyme (ACE) inhibitor?

A) Reserpine (Serpalan) B) Clonidine (Catapres) C) Captopril (Capoten) D) Labetalol (Normodyne)

Hypoxemia during FB on a mechanically ventilated patient is typically due to:

a. inappropriately set alarms. b. equipment failure. c. loss of lung volume. d. bronchospasm.