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Dmitry [639]
3 years ago
14

Which structure or substance is responsible for helping filter and clean air as it passes through the trachea and bronchioles?

Biology
2 answers:
Andreas93 [3]3 years ago
7 0

Answer: A

Explanation:

because the cilia is in the trachea and it pushes foreign things out as it breathe in air and it pushes out things such as dust and all that

kumpel [21]3 years ago
4 0

Answer: Cilia

Explanation: Respiration can be defined as the phenomenon in which the   exchange of gases takes place between the lungs and outer environment.

The process by which the air is inhaled is known as inhalation and the process y which carbon dioxide is moved out of the body is known as expiration.

The whole of the respiratory track is ciliated that protects the nasal passage by the entrance of the harmful pathogens, dirt and foreign particles. It propels out the foreign particles out of the body by the back and forth movement.

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