You must deliver the highest possible FiO2 to a 67-year-old man with pulmonary edema breath-ing at a rate of 35/min. Which of the following O2 delivery systems would be most appropriate?
a. Nonrebreathing mask at 12 to 15 L/min
b. Simple mask at 12 to 15 L/min
c. Partial rebreathing mask at 12 to 15 L/min
d. Aerosol mask with nebulizer set to 100%
ANS: A
Table 41-3 lists the FiO2 range, FiO2 stability, advantages, disadvantages, and best use of each of these devices.
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