PP4 Diabetes

PP4 Diabetes - Diabetes mellitus The taste test Diabetes =...

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Diabetes mellitus The taste test Diabetes = lot of urine Mellitus = sweet The three P’s: symptom’s of untreated diabetes Polyuria: excessive urination Polydipsia: excessive thirst Polyphagia: excessive hunger
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How does this work? Normal blood glucose-insulin-glucagon relationship Relationship in diabetes Why does blood glucose rise? Glycemic index Glycemic load
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Figure 5.12 Why same slope here? Fasting, normal Fasting, high Slope and Amplitude . Post test, high Post test, normal
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Glycemic Index and Glycemic Load Glycemic Index : the ratio of the blood glucose response to a given food compared to a standard (glucose or white bread), under ideal conditions Glycemic Load: takes into account both the glycemic index of a food and the number of grams of carbohydrate Eg. For a serving of vanilla wafers with 15 g of carbs and a glycemic index of 77 , the Glycemic Load is (77 x 15) ÷ 100 = 12
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Hi GI + Hi carb content Int GI + lower carb content
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Questions What might happen if you consume a food with high glycemic index and low glycemic load? – think of hard candy What might happen if you consume a food with high glycemic index AND high glycemic load? – blood glucose levels rise a lot and quickly What might happen if you consume a food with a low glycemic index and high glycemic load? Is this possible?
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Figure 5.12 Why same slope here? Fasting, normal Fasting, high Slope and Amplitude . Post test, high Post test, normal
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Figure 5.11
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Regulation of Blood Glucose “Fasting” glucose levels measured a few hours after a meal is eaten Normal range: 70 – 110 mg/dl > 110 mg/dl < 170 mg/dl : Pre-diabetic Hyperglycemia: > 170 mg/dl Glucose in urine Hunger, thirst Weight loss Hypoglycemia: < 40 –50 mg/dl Nervous, irritable Hungry Headache
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Role of the liver Regulates glucose that enters
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PP4 Diabetes - Diabetes mellitus The taste test Diabetes =...

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