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Unformatted text preview: • Exocrine GASTRIC JUICE About 2L everyday. Mostly H2O, HCl, digestive enzymes, mucous, and intrinsic factor. o HCl parietal cells kills bacteria, dissolves food parts, provides acidic environment. Pepsinogen chief cells inactive form of pepsin breaks down protein. o Gastric Mixing and Formation of Chyme Muscle contractions mix food and G juice peristaltic contractions move food forward to SI o Gastric Dumping Rate at which food leaves stomach. Depends on volume, consistency (only fluid), and composition • Stomach is normally held in a tight state o Parasympathetic action relaxes the stomach so you can eat...
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This note was uploaded on 02/22/2010 for the course NS 1150 taught by Professor Levitsky during the Fall '05 term at Cornell.
- Fall '05