Airway Resistance

question 74

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.

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