What is the process through which carbon dioxide leaves the alveous from the arteries

In a process called diffusion, oxygen moves from the alveoli to the blood through the capillaries (tiny blood vessels) lining the alveolar walls. ... From the heart, this blood is pumped to the lungs, where carbon dioxide passes into the alveoli to be exhaled.

Explanation:

In a process called diffusion, .

Explanation:

oxygen moves from the alveoli to the blood through the capillaries (tiny blood vessels) lining the alveolar walls. ... From the heart, this blood is pumped to the lungs, where carbon dioxide passes into the alveoli to be exhaled

a polar bond is formed when electrons are shared unevenly between atoms