What is the function of cilia and mucus in the trachea, bronchi, and bronchioles?
1 Answer
Apr 4, 2016
Cilia which are hairs inside the respiratory system are like air filters. Mucus, however, traps smaller particles like pollen and smoke.
Explanation:
The cilia provides movement to the mucus so it can be expectorated and traps dirt inhaled in the air.