Dehydration - Dehydration p.1 Dehydration Assignment Tara...

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Dehydration p.1 Dehydration Assignment Tara Kirby AXIA College of University Phoenix
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Dehydration p.2 Dehydration is the condition the body suffers from when it does not have enough water to function properly. Water, is very essential to the human body and plays a large part in maintaining essential properties of cell membranes and the activity of enzymes. The human body needs a certain amount of water to be healthy and to complete its various functions. Within cells, water appears rather as a physical foundation than as a chemical participant in the essential reactions which maintain life. Its other great function in the body is to transport raw materials, waste products, and the heat released by chemical action. Water makes up two-thirds of our bodies, the volume of water could be analyzed from the concentration acquired after a known amount of any solute had been dissolved in it and evenly mixed. The body water is not, of course, fresh water, but contains salts in solution; and the salts inside and outside the cells are characteristically different. According to the concentrating power of the kidneys, must be lost every day as a vehicle for dissolved substances excreted in the urine. More water than this may have to be forked out to control the body’s temperature. The heat of water provides an immediate thermal buffer which to increases in the temperature of active tissues, and distribution of heat by the circulation provides a second line, the actual removal of heat from the body often depends upon the evaporation of sweat. Evaporation is the only way to cool high body temperatures. Apart from sweating, water is unavoidably lost by
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Dehydration p.3 evaporation from the moist outer layers of the skin and from the lungs and air passage ways. Human cells are mostly made up of water and because of that fact, all the
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This note was uploaded on 05/09/2010 for the course SCI 241 taught by Professor Williams during the Spring '10 term at University of Phoenix.

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Dehydration - Dehydration p.1 Dehydration Assignment Tara...

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