some pockets in your lungs that store air in for brief.They take oxygen in and bring it out as carbon dioxide.
Carrots help eyesight.
206 as an adult, 350 as a child (depending)
By the lungs and alveoli.
alveoli
the alveoli
about 3 million
Alveoli are very tiny air sacs found in the lungs where CO2 and O2 are changed.
300 million per lung
the alveoli
The parts of the human respiratory center are the lungs, alveoli and bronchioles.
November 5, 1987
The alveoli.