Airway Resistance

Multiple Choice

Airway resistance

A) is normally the primary factor determining the amount of flow into/out of the lungs.
B) is increased when the diameter of the airways becomes reduced.
C) when elevated requires an increased pressure gradient between the lungs and atmosphere through vigorous respiratory efforts to move even normal volumes of air into and out of the lungs.
D) both (b) and (c) above.
E) all of these answers.