What is the function of cilia and mucus in the trachea, bronchi, and bronchioles?

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josef Share
Sep 16, 2017

Answer:

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.

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