Unformatted text preview: - Weight regulation normal after a while. The Arcuate Nucleus-Leptin: made by fat cells, signal satiety in the brain, defects cause obesity-Ghrelin: secreted by endocrine cells of stomach into bloodstream, appetite stimulant, decreases after eating.-Peptide YY 3-36 : secreted by small and large intestine, reduces appetite, opposes ghrelin.-Neuropeptide Y/Agouti-Related Peptide: Stimulates appetite, reduces metabolism. Activated by ghrelin, inhibited by Peptide YY 3-36-POMC/CART: inhibit appetite, increase metabolism. Activated by leptin....
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- Fall '06
- SMITH, D
- Psychology, Large intestine, Food enters stomach, Biological Models Insulin, Arcuate Nucleus Leptin