1 internal respiration | Definition of internal respiration
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internal respiration

noun

Definition of internal respiration

: an exchange of gases between the cells of the body and the blood by way of the fluid bathing the cells — compare external respiration

First Known Use of internal respiration

circa 1890, in the meaning defined above

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More Definitions for internal respiration

internal respiration

noun

Medical Definition of internal respiration

: the exchange of gases (as oxygen and carbon dioxide) between the cells of the body and the blood by way of the fluid bathing the cells — compare external respiration

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