Gas exchange is the fundamental process of respiration. I include any movement of respiratory gases anywhere between the environment and the membranes of the mitochondria in the definition. For the purposes of this text, the terms respiration and gas exchange are synonymous. Although I will deal almost exclusively with the gas exchange of mammals and, within that group, primarily with humans, the principles and concepts I discuss pertain just as well to the other species.
KeywordsDioxide Argon Respiration Compressibility Dium
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