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Since heart-lung machines, also known as cardiopulmonary bypass (CPB), had not been invented yet, stopping the heart meant stopping blood circulation to the whole body, including the brain. The first heart surgery using hypothermia to provide a longer time that blood circulation through the whole body could be safely stopped was performed by F ...
As of 2016 there is no effective measurement of body temperature distribution which can usefully predict gas transfer rates into or out of tissues based on temperature distribution or effective perfusion, or any evidence based way to integrate temperature measurement into decompression algorithms. [39]
Studies show that keeping your head at the appropriate height—about 2 inches (or 5 centimeters) off the bed—helps air flow into the lungs and stabilizes your respiratory function. However ...
An abrupt stop of pulmonary gas exchange lasting for more than five minutes may permanently damage vital organs, especially the brain. Lack of oxygen to the brain causes loss of consciousness. Brain injury is likely if respiratory arrest goes untreated for more than three minutes, and death is almost certain if more than five minutes.
This is an accepted version of this page This is the latest accepted revision, reviewed on 23 August 2024. Device to vaporize substances for inhalation A vaporization heat wand and vaporization chamber bowl used to deliver vapor through a water pipe A vaporizer or vaporiser, colloquially known as a vape, is a device used to vaporize substances for inhalation. Plant substances can be used ...
A type of bacteria dubbed “Conan the Bacterium” can withstand radiation thousands of times stronger than what can kill a human. Now, scientists have figured out why.
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