BOOKS WALLAH OFFICIAL pinned «(ii) Exchange of gases: (a) Ex | .

BOOKS WALLAH OFFICIAL pinned «(ii) Exchange of gases: (a) Exchange of gases in lungs: It is also called external respiration. In this gaseous exchange oxygen passes from alveoli to pulmonary capillary blood and CO2. Comes to alveoli from pulmonary capillary. (2) Release of CO2 by the…»