Question

explain exchange of gases in respiration

Answer 1

Gas Exchange Between Alveolar Spaces and Capillaries. The function of the respiratory system is to exchange two gases: oxygen and carbon dioxide. The exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them. ... Ventilation is the process by which air moves in and out of the lungs.

Answer 2

Gas Exchange Between Alveolar Spaces and Capillaries. The function of the respiratory system is to exchange two gases: oxygen and carbon dioxide. The exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them. ... Ventilation is the process by which air moves in and out of the lungs.