Question of the Day
Alveoli are tiny sacs in human lungs, which contain inhaled air. Human lungs contain over 600 million of them.
There are enough alveoli in just one lung to cover an area roughly the size of a tennis court. The role of the alveoli is to process the exchange of gasses entering and leaving the body.
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Alveoli are the tiny air sacs (only 1 cell thick) in the lungs at the end of the smallest airways, where the exchange of oxygen and carbon dioxide takes place.
28 Dec 2010 ... Definition: Alveoli are tiny grape-like sacs where gas exchange (oxygen and carbon dioxide) takes place in the lungs. When you breathe out, ...
Alveoli are small air sacs in the lungs, as small as a grain of sand. There are billions of these in the lungs, and the purpose of these alveoli are to supply ...
The alveoli are the final branchings of the respiratory tree and act as the primary gas exchange units of the lung. The gas-blood barrier between the alveolar ...
The oxygen exchange in the lungs takes place across the membranes of small balloon-like structures called alveoli attached to the branches of the bronchial ...