- 1(current)
Q. No.What regulates the opening of oesophagus into the stomach?
1. A membranous valve
2. A muscular sphincter
3. A mesodermal septum
4. A cartilaginous flap
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The opening of the stomach into the duodenum is guarded by:
1. Cardiac sphincter
2. Sphincter of Oddi
3. Pyloric sphincter
4. Ileocaecal sphincter
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Chyme enters duodenum through:
1. esophageal sphincter
2. pyloric sphincter
3. anal sphincter
4. ileocecal valve
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- 1(current)
Q. No.
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