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mucus!!!!!!mucus trap the dirt in the trachea!
Trachea
Helps expell mucus from trachea
It traps bacteria and dust.
it has mucus.
its formed in your nasal cavity and you trachea :)
no
yooo
Phlegm
True
The answer is true.
The hairs on the trachea are called Cilia and are for helping lifting up the mucus up the throat. Smoking can kill these hairs and they will have to swallow the mucus.=D