Digestive System - Motility & Secretion Part 1
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Created by:
michaelturner Plus on May 18, 2011
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14 terms
Terms | Definitions |
|---|---|
 Motility & Secretion | The two fundamental processes that drive GI tract function |
| peristalsis for propulsion | Motility of oesophagus |
| peristalsis | Motility of stomach |
| segmentation for mixing and peristalsis for propulsion | Motility of the intestine |
| 6.4-7.3 | pH level in the mouth |
| 1.5-4 | pH level in the stomach |
| 7-8 | pH level in the duodenum |
| 5-10 seconds | Approximate transit times food in the oesophagus |
| 1-3hrs | Approximate transit times food in the stomach |
| 7-9hrs | Approximate transit times food in the small intestine |
| 25-30hrs | Approximate transit times food in the large intestine |
| upper and lower | Sphincters of the oesophagus |
| pyloric | Sphincter of the lower stomach |
| ileocecal | Sphincter at the end of small intestine (ilenum) |
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