IDNLearn.com provides a comprehensive solution for all your question and answer needs. Discover prompt and accurate responses from our experts, ensuring you get the information you need quickly.

How are gasses exchanged in the alveoli


Sagot :

Answer:

The alveolar walls and capillary walls share a membrane. That's how close they're getting. This allows oxygen and carbon dioxide to readily pass from the respiratory system to the circulation. Oxygen molecules bind to red blood cells as they return to the heart.