pre·​ox·​y·​gen·​ation -ˌäk-si-jə-ˈnā-shən, -äk-ˌsij-ə- How to pronounce preoxygenation (audio)
: inhalation of large quantities of essentially pure oxygen usually as a prelude to some activity or medical procedure in which it is desirable to minimize nitrogen and maximize oxygen in the blood and tissues

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Cite this Entry

“Preoxygenation.” Medical Dictionary, Merriam-Webster, Accessed 14 Jun. 2024.

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