+Lungs are the vital organs of [Respiration](/wiki/respiration) in most air-breathing vertebrates, including humans. These spongy, paired structures facilitate the essential exchange of [Oxygen](/wiki/oxygen) into the bloodstream and carbon dioxide out of it, a continuous dance that sustains life.
+## See also
+- [Diaphragm](/wiki/diaphragm)
+- [Circulation](/wiki/circulation)
+- [Gills](/wiki/gills)
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