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How are the lungs designed in …

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How are the lungs designed in human beings to increase the surface area for exchange of gases ?
  • 1 answers

Adithya Dev A 4 years, 4 months ago

1) Balloon like structures with huge amount of folds on it called alveoli / alveolar sacs. 2) Alveoli are found in hundreds in the human alveoli.
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