Author Question: Which of the following are clinical signs and symptoms of inadequate airway humidification? 1. ... (Read 59 times)

Mr3Hunna · **on:** Jul 16, 2018

Which of the following are clinical signs and symptoms of inadequate airway humidification? 1. Atelectasis 2. Dry cough 3. Increased airway resistance 4. Increased incidence of infection 5. Increased work of breathing

a. 2, 3, and 4 only
b. 1, 2, and 3 only
c. 3, 4, and 5 only
d. 1, 2, 3, 4, and 5

Question 2

Which of the following are true about humidification and contact time?

1. The longer a gas is exposed to water, the greater is the amount of evaporation.
2. The rate of gas flow through a humidifier determines contact time.
3. Low flows decrease and high flows increase relative humidity output.
4. Bubble humidifier contact time depends on the water column depth.
a. 1 and 3 only
b. 1, 2, and 4 only
c. 3 and 4 only
d. 1, 2, 3, and 4

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

Answer to Question 1

ANS: D

Answer to Question 2

ANS: B
In passover and wick-type humidifiers, the flow rate of gas through the humidifier is inversely related to contact time, with high flow rates reducing the time available for evaporation to occur.