Singco123
Singco123
05-09-2014
Biology
Answered
Why are there many alveoli in the lungs?
Answer :
johnnyzhou2009
johnnyzhou2009
05-09-2014
There is a much greater surface area for the exchange of oxygen and carbon dioxide.
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Xhade
Xhade
06-09-2014
it is so because :
lungs have to exchange the gases between itself and the surrounding capillaries so for this purpose a larger surface area is required ,, having a large number of alveoli provide large surface area..
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