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Trachea have cartillage rings which support it. And the Alveoli has large surface area for diffusion and its moist and thin.

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15y ago

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What are the tubes formed by bifurcation of the trachea?

alveoli


Why partial pressure of O2 falls from trachea to alveoli?

There is more space that is occupied by H20 in the alveoli than the trachea. (BTPS - body tempertaure ,pressure saturated)


Does air go to alveoli first then bronchi?

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What is the adaptive feature of a pig?

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What the 5 components of the respiratory system?

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