Inson o'pkasi alveola deb nomlangan millionlab kichik pufakchalardan iborat. Ushbu alveola qondan qonga va karbonat angidridga kislorodga kirishga imkon beradi.
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10 Qiziqarli Fakt About The Biology of the Human Lungs

10 Qiziqarli Fakt About The Biology of the Human Lungs