The physician auscultates the sounds of the heart using (a) ________.

The term used to describe surfactant produced outside of the patient's body is

a. endogenous. b. exogenous. c. natural. d. bovine.

Which of the following are potential hazards of using heat and moisture exchangers?

1. Failure of low-pressure alarms to detect disconnection 2. Underhydration or impaction of secretions 3. Hypoventilation due to increased dead space 4. Unintended tracheal lavage from condensate a. 1 and 3 only b. 1, 2, and 3 only c. 3 and 4 only d. 2, 3, and 4 only