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12 Cards in this Set
- Front
- Back
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Diagram for feedback loop |
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Glucose |
A sugar found in the body (blood sugar), comes from the digestive system or from stored supplies in the liver and major muscles |
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Use of glucose |
Used as a respiratory substrate and used to synthesise other molecules or into glycogen and stored |
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5 Reasons for Glucose |
Cellular Respiration Cell division (mitosis) Muscle Contraction Copying DNA Neurones need energy to carry signals |
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Glycogen |
A branched storage of carbohydrate found in liver and muscles, and can be stored |
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Regulated by two hormones |
Insulin Glucagon |
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Glucagon |
Produced in the pancreas |
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Insulin |
Controls storage of glycogen in the liver Glucose to glycogen |
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Glucagon |
Breaks down glycogen on the liver Glycogen to glucose |
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Glucose or Glycogen |
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Type 1 Diabetes |
Affects children and young adults Dont produce insulin and cells are destroyed and due to unknown causes. Immune systems attacks w/ antibodies. Blood sugar conc rises to harmful levels Insulin injections to help reduce blood sugar and reduce sugar in diet and exercise regularly |
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Type 2 Diabetes |
Affects older people Insulin receptors change over time and liver and muscle cells dont respond which prevents conversion of glucose into glycogen and conc. remains high Symptoms : feel thirsty, urinate more often and frequently too tired. Exercise, eat healthy and stay not obese |
