Trying the new exercise program w a friend
Active, healthy, and stability.
Alveoli are tiny balloon shaped structures and are very important part of the respiratory system. The function of the alveoli is to exchange oxygen and carbon dioxide molecules to and from the bloodstream. Through them oxygen enters the bloodstream and some of the waste products of metabolism (carbon dioxide) exit the body.
Blood is NOT transferred by alveoli. Correct answer: B
the ansewer is ture because there is more place in there to satrt fire