PSYCH 2010 Lecture Notes - Lecture 20: Ghrelin, Leptin, Bsc Young Boys
28 Sep 2018
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Document Summary
People seek homeostasis state of physiological equilibrium. 1/3 obese however, it is now up to 40% mortality rate goes up. Set point number of fat cells. Settling point weight remains stable without durable changes. Focusing on neural circuits interested in pathways not structure. Glucostats neurons that are sensitive to amount of glucose in body. Glucostatic theory fluctuations in blood glucose influence hunger. Turns out that it wasn"t the silver bullet bc the levels don"t change that much and that drastically. Digestive after you eat, stomach cells send signals to the brain to tell you that you are full. One indicates how much your stomach has stretched sending signals to your brain that say you are full. How rich in nutrients the food was signals saying that you need more nutrition (which is why you can still be hungry after you eat) Insulin secreted by the pancreas; cells to use glucose. Increase in insulin feel more hunger.
