Question

How are the lungs adapted for gas exchange?

Accepted Answer

- alveoli surrounded by capillaries- larger surface area for diffusion- ventilation - maintains large diffusion gradient of O2 and CO2- blood flow through capillaries- maintains large diffusion gradient of O2 and CO2

Front	How are the lungs adapted for gas exchange?
Back	- alveoli surrounded by capillaries - larger surface area for diffusion - ventilation - maintains large diffusion gradient of O₂ and CO₂ - blood flow through capillaries - maintains large diffusion gradient of O₂ and CO₂

Diffusion Capillaries Maintains Large Gradient O And Lungs