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Health, 14.10.2019 05:30 corynanderson16

Which of the following best describes what alveoli are?

a.

they are the smallest tubes in the respiratory system.

b.

they have a small amount of surface area.

c.

they are found on the end of bronchioles.

d.

they are comprised of millions of cells

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Which of the following best describes what alveoli are?

a.

they are the sm...
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