Sentences with phrase «oxygen concentrations drop»

The normal job of the carotid body, nestled in the carotid artery, is to signal your brain to step up your breathing if your blood oxygen concentrations drop too low.

Not exact matches

As a result, oxygen saturation at depth dropped from an average of 67 percent to 59 percent while microbial cell concentrations doubled to 5,510 cells per milliliter compared with just 2,730 cells per milliliter outside the plume.

The resulting drop in glutathione production and intracellular glutathione concentrations compromises the mitochondria's ability to scavenge reactive oxygen species (ROS), producing a vicious cycle that drives the progressive increase in ROS - mediated structural damage and its corollary, the progressive decline in energy production and repair that accompanies aging.

Oxygen concentrations have been dropping off the Northwest U.S. coast and the coast of southern Africa, where dead zones are appearing regularly.