Pulse demand delivery devices are advantageous because:
I. they only deliver oxygen during inspiration
II. they can conserve large amounts of oxygen
III. they work well with ambulatory patients
A) I
B) I and II
C) II and III
D) I, II, and III
Question 2
A pediatric flowmeter is calibrated from:
A) 0 to 3 L/min
B) 0 to 15 L/min
C) 0 to 75 L/min
D) none of the above