alveoli
Alveoli
Alveoli
The tiny air sacs are called alveoli. Oxygen from the air enters the bloodstream through the walls of the alveoli, while carbon dioxide from the bloodstream is released into the air sacs to be exhaled.
Alveoli
They are called,Alveoli
bronchi
alveoli
Alveoli
Alveoli.
well.... of course they are called scymeonary pronounced sy meo nary by the way did you know wiki answers mostly are wrong! yep, i know... you are surprised dont use wiki answers or else you will get a F!
alveoli