Biology question 7???

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Cilia lining the respiratory tubes beat mucus upward in order to:

a.conduct the mucus that contains particles to the pharynx and away from the lungs.

b.ubricate the throat for easier swallowing.

c.promote gas exchange by providing mucus for the respiratory surfaces.

d.moisten the bronchioles.

e.provide mucus to the lungs to prevent them from dehydrating.

May 9th, 2015

Cilia lining the respiratory tubes beat mucus upward in order to:

e.provide mucus to the lungs to prevent them from dehydrating.


May 9th, 2015

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May 9th, 2015
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May 9th, 2015
Jun 27th, 2017
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