Foods and Nutrition 1021 Lecture Notes - Lecture 9: Erectile Dysfunction, Glycemic Index, Retinal Detachment

• School: Western University
• Department: Foods and Nutrition
• Course: Foods and Nutrition 1021
• Professor: Noelle Martin

Document Summary

Glucose: this is ingested and produced by the liver, used as an energy substrate for muscle, brain and excess is deposited as fat. Insulin: this is an anabolic hormone that is secreted by the islet cells of the pancreas. Stimulated by: high blood glucose, amino acids, gi hormones. Lack of endogenous insulin, it is an autoimmune disease that causes a pancreatic beta cell insufficiency. ** prone to ketoacidosis because they are unable to take up glucose and burn more fat for fuel. 10-15% of diabetes in the western world and is seen mostly in childhood & adolescence. Possibly environmental factors in genetically predisposed individuals can cause the onset of iddm. Diminished insulin secretion, reduced insulin sensitivity and increased liver production of glucose. 90% of diabetes in the western world, 3-7% of adults and 80% of those are obese and often have a family history of diabetes. Tx? diet, weight loss, meds (oral hypoglycemics), 20% will require insulin.