The brain needs oxygenation to function and this comes from the blood flow.

大脑的运转需要进行氧合作用，而这就需要血流为其输氧。

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Our study shows that by warming up properly, patients can improve the oxygenation and performance of their leg muscles, which is beneficial in promoting exercise tolerance.

我们的研究表明通过恰当的热身，患者可以提高他们腿部肌肉的氧化作用和表现，有助于提高锻炼耐力。

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Venous blood gases can provide an assessment of tissue acidity and oxygenation and may be taken as a better indication of the efficacy of resuscitation in patients with circulatory compromise.

静脉血气分析对危重患者特别是循环衰竭的患者可以提供组织氧合和酸碱状态更切实的评价，并可能对有效复苏提供更好的指导。

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It will also voice concerns about the impact on Ecmo (Extra Corporeal Membrane Oxygenation) mortality rates.

BBC: Glenfield Hospital

This procedure is known as ECMO -- extracorporeal membrane oxygenation -- and is used occasionally as a bridge to lung transplantation.

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Decreased oxygenation of leg muscles due to peripheral vascular disease and the pain of diabetic neuropathy can also be mistaken for cramps.

CNN: What causes leg cramps?