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Homeostasis what it is and why the body does it.
Member rating: No Rating | Words: | Submitted: Mon Jan 05 2004
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Homeostasis what it is and why the body does it It is the process in which human body maintains a steady interior environment regardless of the exterior changes. The body organs can only maintain their functions powerfully within only a narrow range of conditions. For example body temperature, acidity, blood pressure, blood glucose levels, heart rate, respiratory rate and water balance. When a condition changes from where its original point is for working optimally. Its automatic regulatory mechanisms are set to work to work against the annoyance and to re-establish its original point. In order for homeostasis to occur regardless of which body system is involved receptors are needed to detect changes that are in the exterior environment. A control centre (mostly in the brain) to receive and to act on the information the receptors is giving. Effectors act to bring the system back to normal. This is called negative feedback....
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