BIOL 2P97 Lecture Notes - Lecture 6: Brush Border, Abdominal Pain, Ferroportin
12 Jan 2016
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2l is from the mouth and 7l is from secretions. 3. 5l is from accessory organs (gallbladder, liver, pancreas, salivary. 9l pass through the gi tract daily glands) Secretions of the stomach *knows types of cells, what the secrete, and stimulus for secretion and the function of secretion fig 21. 15 pg 723. Secreted by parietal cells in the gastric glands of the stomach. Ph can reach as low as one in the gastric gland lumen. Acidic chyme that moves from the stomach to the small intestine needs to be neutralized. Otherwise, it would start digesting the cells of the small intestine. Most comes from the pancreatic ductal cells (along the duct) This process requires a lot of carbonic anhydrase. ***this is secondary active transport sodium potassium pump established gradient for sodium to go down gradient. *but none in esophagus that"s why you get heart burn.
