0 Ventilation: Exchange of air between atmosphere and alveoli by bulk flow 2 Exchange of O2 and CO, between alveolar air and blood in Process of lung capillaries by diffusion 3 Transport of O, and CO through pulmonary and systemic respiration: circulation by bulk flow o Exchange of O, and CO, between blood in tissue capillaries and cells in tissues by diffusion 6 Cellular utilization of O, and production of CO2 Be Atmospher VEntilation Alveoli 02cO2@Gas exchange Blood flow Blood flow Pulmonary circulation Right 3 Gas transport Left heart Systemic circulation o,CO, 4 Gas exchange S Cellular respirationProcess of Fig. 13.06 respiration: