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Water has a thermal conductivity 25 times and a volume-specific heat capacity over 3000 times that of air; subsequently, surface cooling is precipitous. The primary components of the cold shock reflex include gasping, tachypnea, reduced breath-holding time, and peripheral vasoconstriction, the latter effect highlighting the presumed physiologic ...
Swimming induced pulmonary edema (SIPE), also known as immersion pulmonary edema, is a life threatening condition that occurs when fluids from the blood leak abnormally from the small vessels of the lung (pulmonary capillaries) into the airspaces (alveoli).
Chest congestion is usually caused by excess mucus in the airways, says Meilan King Han, M.D., M.S., professor of medicine and chief of the Division of Pulmonary and Critical Care at the ...
Chest X-ray has been used for many years to diagnose pulmonary edema due to its wide availability and relatively cheap cost. [4] A chest X-ray will show fluid in the alveolar walls, Kerley B lines , increased vascular shadowing in a classical batwing peri- hilum pattern, upper lobe diversion (biased blood flow to the superior parts instead of ...
The disorders are caused by breathing gas at the high pressures encountered at the depth of the water and divers will often breathe a gas mixture different from air to mitigate these effects. Nitrox , which contains more oxygen and less nitrogen , is commonly used as a breathing gas to reduce the risk of decompression sickness at recreational ...
Carrying out in-water recompression when there is a nearby recompression chamber or without suitable equipment and training is never a desirable option. [105] [106] The risk of the procedure is due to the diver suffering from DCS being seriously ill and may become paralysed, unconscious or stop breathing while under water.
Surely, someone would have thrown their coat over her, ran to look for water, screamed at her to stop, drop and roll. Found a fire extinguisher. Yelled for help .
In addition to the chest it may also be applied to the neck or back, usually immediately before sleeping. Alternatively, it may be added to hot water and the vapours inhaled. There have been reports of accidental burn injuries or scalding in children by these steam-vapour treatments, when containers of boiling water have been accidentally ...