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As in other mammals, human thermoregulation is an important aspect of homeostasis. In thermoregulation, body heat is generated mostly in the deep organs, especially the liver, brain, and heart, and in contraction of skeletal muscles. [1] Humans have been able to adapt to a great diversity of climates, including hot humid and hot arid.
Origins of heat and cold adaptations can be explained by climatic adaptation. [16] [17] Ambient air temperature affects how much energy investment the human body must make. The temperature that requires the least amount of energy investment is 21 °C (70 °F). [5] [disputed – discuss] The body controls its temperature through the hypothalamus.
Sid the Science Kid, also known as Jim Henson's Sid the Science Kid, is an American children's animated educational television series produced by The Jim Henson Company in association with PBS affiliate KCET, that aired on PBS Kids from September 1, 2008, to November 15, 2012. [1]
Enzymes – The human body's workmen, shown usually as a man in a bib overall and a baseball-type cap. Digestive enzymes - Works of digestion. Some enzymes are shown as female and most as male. The females are only seen in the stomach. The males appear in the stomach and small intestine.
Homeothermy [b] maintains a stable internal body temperature regardless of external influence and temperatures. The stable internal temperature is often higher than the immediate environment. The opposite is poikilothermy. The only known living homeotherms are mammals and birds, as well as one lizard, the Argentine black and white tegu.
After some work on New York stages and a brief stint on the NBC soap The Doctors, Kathleen Turner made her stunning movie debut as femme fatale Matty Walker in Body Heat, the sweat-drenched, sex ...
Thermogenesis is the process of heat production in organisms.It occurs in all warm-blooded animals, and also in a few species of thermogenic plants such as the Eastern skunk cabbage, the Voodoo lily (Sauromatum venosum), and the giant water lilies of the genus Victoria.
The Regulation about the TNZ requires metabolic heat production when the LCT is reached, as heat is lost to the environment. The organism reaches the LCT when the T a (ambient temp.) decreases. When an organism reaches this stage the metabolic rate increases significantly and thermogenesis increases the T b (body temp.)