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Nov 2, 2022, 3:07 pm341 pts
PHYSorg
Breathing intakes oxygen and expels carbon dioxide, and this gas exchange takes place in the alveoli in the lungs. Alveoli contain type 1 alveolar epithelial cells (AT1), which are involved in the actual gas exchange, and type 2 alveolar epithelial cells (AT2), which produce surfactants to prevent a collapse of…
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