The nurse clarifies that the cough mechanism is stimulated when:
A) foreign substances are propelled by the cilia toward the respiratory tract.
B) dehumidified air enters the upper airway passages.
C) more than 250 mL of air moves in and out of the lungs with each breath.
D) the blood transports carbon dioxide to the lungs.

Question

Quizplus · Accepted Answer

Cilia work to propel foreign substances toward the entrance of the respiratory tract, and the cough reflex works to expel the secretions.

The Nurse Clarifies That the Cough Mechanism Is Stimulated When