B3.3 - Homeostasis
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Last updated 7:40 AM on 6/7/24
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4 Terms
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Homeostasis
The maintenance of a constant internal environment in response to changes internally and externally
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Organs of homeostasis
Brain, lungs, muscles, pancreas, skin, kidneys
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Thermoregulation risks
Normal BT is 37C - optimum temp. for enzymes
Low BT - slower reactions, and hypothermia
High BT - enzymes denature, heat stroke, dehydration
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How does thermoregulation occur?
Hypothalamus is thermoregulatory centre
Hypothalamus recieves information from skin receptor cells (ext temp) & internal receptor cells (int temp)
