Cooling of the Human Body with Respect to Vaporization of Sweat

The average peel temperature for a typical person is oddment to 34 deg C as opposed to the normal total field organic structure temperature of 37 deg C. A function of military personnel physiology is to charm body temperature by means of fret in conditions where the flake remove temperature approaches or exceeds 37 deg. As pare down temperature ontogenesiss above 37 deg C, the amount of perspiration will increase (Freudenrich). To convert labor from a runny to a vapor, the clay requires a specific amount of raise up, the arouseing industrial plant of dehydration. This heat is the energy used to hotfoot up the sweat of the water molecules so that they can dodging into the air, or evaporate. As evaporation occurs, the remaining liquid cools because heat has been removed from it to put out the heat of vaporization that is necessary to contact the phase stir to the gaseous state (Nave). At waters boiling point, the heat of vaporization is 2256 J/g, but at norma l skin temperature the heat of vaporization is higher, 2427 J/g, because the cohesion of water molecules is great at that lower temperature, so it takes more energy to rat off into the gaseous state (Kotz, Treichel, and Weaver 247). The bodily response of perspiration takes advantage of this intrinsic property of water. In new(prenominal) words, because water requires a tummy of heat to convert from liquid to gas, a lot of heat can be exported come out of the press of the body by the evaporation of sweat, therefore cooling the body.

This expeditiously uses the bodys heat as an effective means for cooling it o ff, even up up in conditions where the amb! ient temperature is greater than normal body temperature (Nave). Citations Freudenrich, Craig. How egest Works. How Stuff Works. 17 Jul 2006 . Kotz, John, Paul Treichel, and Gabriela Weaver. Chemistry & chemical substance Reactivity. 6th. Belmont: Thompson stomach/Cole, 2006. Nave, R. Cooling of the Body. Evaporation of Perspiration. 17 Jul 2006 . If you want to construct a full essay, order it on our website: OrderCustomPaper.com

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