104k views
2 votes
Small sacs in the lung where oxygen and carbon dioxide are exchanged with the blood are called ______________.

1 Answer

0 votes
Hello!
The answer would be Alveoli

In humans, oxygen and carbon dioxide are exchanged in the blood within many small sacs called alveoli in the lungs. Alveoli provide a large surface area for gas exchange.

Hope this helped!
User Vinod Kumawat
by
6.2k points