Gas exchange occurs in the alveoli, which are tiny, balloon-shaped structures in the lungs. It is when oxygen is absorbed ...

The abnormal accumulation of extravascular fluid, pulmonary edema settles in the lung interstitium and alveoli. There, it ...

New research challenges long-held beliefs about lung development, revealing that alveoli form through epithelial outgrowths ...

The alveoli are adapted to make gas exchange in lungs happen easily and efficiently. Here are some features of the alveoli that allow this: Remember, diffusion is the movement of a substance from ...