Cooling of the Human Body with Respect to Vaporization of Sweat

The average peel temperature for a typical person is closing to 34 deg C as opposed to the normal affection field be temperature of 37 deg C. A function of gay physiology is to charm body temperature by means of exertion in conditions where the flake issue forth through temperature approaches or exceeds 37 deg. As peel off temperature increases above 37 deg C, the amount of perspiration will increase (Freudenrich). To convert labor from a runny to a vapor, the organization requires a specific amount of raise up, the estrusing sic of vaporisation. This heat is the energy used to hotfoot up the parkway 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 ply the heat of vaporization that is necessary to contact the phase remove to the gaseous state (Nave). At waters boiling point, the heat of vaporization is 2256 J/g, but at normal skin temperatur e 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 plug 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 off, still up in conditions where the ambient 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 & chemic Reactivity. 6th. Belmont: Thompson stomach/Cole, 2006. Nave, R. Cooling of the Body. Evaporation of Perspiration. 17 Jul 2006 . If you want! to get a full essay, order it on our website: OrderCustomPaper.com

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