Author Question: You enter the room of a patient who is receiving nasal O2 through a bubble humidifier at 5 L/min. ... (Read 23 times)

sjones · **on:** Jul 16, 2018

You enter the room of a patient who is receiving nasal O2 through a bubble humidifier at 5 L/min. You immediately notice that the humidifier pressure relief is popping off.

Which of the following actions would be most appropriate in this situation?
a. Check and tighten all connections.
b. Replace the humidifier with a new one.
c. Look for crimped or twisted delivery tub-ing.
d. Decrease the flow rate to 2 L/min.

Question 2

Disadvantages of standard O2 masks include which of the following? 1. Being difficult to apply to patients. 2. Patient discomfort (straps and heat). 3. Increasing the risk of aspiration.

4. Must be removed for eating.
a. 1 and 3 only
b. 1, 2, and 3 only
c. 3 and 4 only
d. 2, 3, and 4 only

hramirez205 · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: C
Table 41-5 provides guidance on troubleshooting the most common clinical problems with nasal cannulas. In this instance, the problem is probably with the tubing which is twisted or crimped downstream from the humidifier.

Answer to Question 2

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