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AQA BTEC Applied Science Biology: Homeostasis
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What is homeostasis? Maintaining a stable internal environment What does homeostasis do? Keeps the composition of the tissue fluid equaling the liquid that the cells are bathed in within rest... ricted limits What is the average body temperature? 35.8-37.5 degrees What is the average glucose level? 82-110mg/dL What does homeostasis also do? Keep enzymes at their optimum temperature What do low temperatures lead to? Enzymes slowing down What do high temperatures lead to? Enzymes denaturing What happens when blood glucose drops too low? Your brain is starved of glucose which could lead to fainting which could then lead to a coma What affects enzymes? pH Who are the people who monitor homeostasis? Nurses, doctors and paramedics What is the control mechanism involved in homeostasis? Negative feedback What hormones are used in the control of blood glucose? Insulin, glucagon and adrenaline What organs are involved in the control of blood glucose? Pancreas and liver What is glucose? The main source of energy in respiration, soluble and important to control the water balance in cells [Show More]
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BTEC NATIONALS BUNDELED EXAMS 2022/2023
UNIT 1 Physics Key Words (BTEC Applied Science Level 3 ) AQA BTEC Applied Science Biology: Homeosta
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