blood gas

noun

Medical Definition of blood gas

: dissolved carbon dioxide and oxygen in blood typically expressed in terms of partial pressure also : a test of usually arterial blood to measure the partial pressures and concentrations of carbon dioxide and oxygen along with the pH and bicarbonate level

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Cite this Entry

“Blood gas.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/blood%20gas. Accessed 29 Jun. 2022.

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