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Explain in brief the exchange of gases across alveolar surface of the lungs |
Answer» Gas exchange occurs in microscopic dead-end air-filled sacs called ALVEOLI, where a very thin membrane (called the blood-air barrier) separates the blood in the alveolar capillaries (in the walls of the alveoli) from the alveolar air in the sacs.HOPE IT HELPED YOUPLEASE MARK MY ANSWER AS BRAINLIST ✌️✌️ |
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