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Regulation of Insulin Secretion Dr. Rajendran. S www.medicinemcq.com

Insulin regulation of secretion

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  • 1. Dr. Rajendran. Swww.medicinemcq.com1

2. Blood glucose regulates insulin secretion Insulin regulates blood glucosewww.medicinemcq.com 2 3. Direct feedback effect on pancreatic beta cells When plasma glucose When plasma glucose Insulin secretion Insulin secretion Great precision www.medicinemcq.com3 4. PancreasBlood glucoseInsulinwww.medicinemcq.com 4 5. Insulin regulates blood glucose Glucose production by the liver Uptake and utilization in peripheral tissues Muscle Adipose tissue Liverwww.medicinemcq.com 5 6. 80 to 90 mg/100 ml Rate of insulin secretion is lowPlasma glucose < 75 mg / dl Insulin secretion inhibitedwww.medicinemcq.com6 7. > 75 mg/dL Stimulate insulin synthesis and insulin secretionBlood glucose > 100 mg/100 ml Insulin secretion rises rapidlywww.medicinemcq.com 7 8. Glucose between 300 and 500 mg / dlFor rest of the slides, visit www.medicinemcq.com > Video lectures > Diabetes mellitus8