Which of the following guards the opening of the hepatopancreatic duct into the duodenum?
1. Ileocaecal valve
2. Pyloric sphincter
3. Sphincter of Oddi
4. Semilunar valve
Subtopic:  Histology of Gut | Accessory Digestive Glands | Movement of Food in Gut |
 91%
Level 1: 80%+
NEET - 2016
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