You are using a small-volume nebulizer and note that aerosol output stops even though medication remains in the reservoir. Which of the following should you check?
I. the oxygen flowmeter for the correct setting
II. the oxygen supply tubing and its connections
III. the nebulizer jet
IV. the nebulizer top or lid
A) I
B) I and II
C) I, II, and III
D) I, II, III, and IV
Question 2
Secondary crests will eventually form
A) pulmonary surfactantB) goblet cells
C) serous cellsD) true alveoli