Sentences with phrase «hemoglobin oxygen saturation»

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In a 2009 study, researchers at Harvard's MassGeneral Hospital for Children as well as other institutions analyzed the blood oxygen levels of newborns when they were placed in cribs versus car seats and found that nearly one - quarter of the time that the babies were in car seats, their oxygen saturation levels (the ratio of oxygen - saturated hemoglobin to total hemoglobin in their blood) dropped below 95 percent, the cutoff for what is considered normal.

The researchers established the astronauts» exercise capacity through measurements — such as oxygen uptake, cardiac output, hemoglobin concentration and arterial saturation — that illustrate how effectively the body transports oxygen to the muscle mitochondria.