A physician orders supplemental O2 for a patient through a nasal ...

[MirandaLo]

A physician orders supplemental O2 for a patient through a nasal cannula at a flow of 12 L/min. When you ask what the goal is, the physician states that the patient should receive approximately 60 O2. Which of the following should you recommend?
 
  a. The O2 should be given through a reservoir mask at 10 L/min.
  b. The cannula flow should be set to 15 in-stead of 12 L/min.
  c. The O2 should be given through a simple mask set at 5 to 12 L/min.
  d. The O2 should be given through a simple mask set at 12 to 15 L/min.

Question 2

Which of the following is false about the simple O2 mask?
 
  a. It has no valving system or reservoir bag.
  b. It can easily deliver high FiO2 values (>0.6 to 0.7).
  c. It requires a minimal input flow of 5 L/min.
  d. It generally functions as a varia-ble-performance system.

[Eazy416]

Answer to Question 1

ANS: C
Table 41-3 lists the FiO2 range, FiO2 stability, advantages, disadvantages, and best use of each of these devices.

Answer to Question 2

ANS: B
Table 41-3 lists the FiO2 range, FiO2 stability, advantages, disadvantages, and best use of each of these devices.

[MirandaLo]

Excellent

[ricroger]

Gracias!