Normal Raw is approximately which of the following? a. 0.1 to ...

[james]

Normal Raw is approximately which of the following?
 
  a. 0.1 to 0.2 cm H2O/L/sec
  b. 0.5 to 2.5 cm H2O/L/sec
  c. 15.0 to 20.0 cm H2O/L/sec
  d. 20.0 to 25.0 cm H2O/L/sec

Question 2

How is airway resistance (Raw) computed?
 
  a. Change in pressure/change in volume
  b. Change in pressure/flow
  c. Change in volume/change in pressure
  d. Change in volume/change in pressure

[briezy]

Answer to Question 1

ANS: B
Airway resistance in healthy adults ranges from approximately 0.5 to 2.5 cm H2O/L/sec.

Answer to Question 2

ANS: B
Airway resistance (Raw) is the ratio of driving pressure responsible for gas movement to the flow of the gas.