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the aveoli
The alveoli in the lungs.
alveoli
Alveolar sac and alveoli
Respiratory surface is the surface where respiratory gas exchange in an animal. Ex-lungs
They are called alvioli (al-vee-oh-li)
Respiratory surface is the region where gaseous exchange occur. It includes respiratory bronchiole, alveolar duct and alveolus. Large surface surface is needed the increase the diffusion rate of gaseous. Respiratory surface also exhibit other properties such as moist and only one-cell thick. Nika G.
Ozone can affect both lungs and respiratory system. It is because it acts as a pollutant over the surface.
The alveoli.The Respiratory System
I think you mean the diaphragm, and that's part of the respiratory system. It's a muscle below the lungs, and when it tightens, it increases the volume of the cavity the lungs are in, so the lungs increase in volume as well, and air rushes into the lungs.
Black Lung disease works by building up coal dust on the surface area of your lungs, therefore reducing the overall surface area of your lungs and reducing the efficency of the lungs.
Respiratory system