2/11/2024 0 Comments Anatomical dead space includes![]() The subject breathes in normal room air, and respiration (production of CO 2) happens everywhere, except in the volume occupied by the dead spaces. Physiological dead space is the sum of the anatomical dead space and the alveolar dead space. In the ideal healthy adult, this is zero. ![]() However, it is quick enough that it can be approximated (averaged out) as an abrupt transition.Īlveolar dead space includes those parts of the respiratory zone that do not participate in gas exchange. ![]() Note that in practice, O 2 is replaced by N 2 more gradually, as a sigmoid curve.
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