The common hepato-pancreatic duct is guarded by a sphincter called the:
1. Cardiac sphincter
2. Pyloric sphincter
3. Sphincter of Oddi
4. Ileocaecal sphincter
Enterokinase:
| 1. | stimulates bicarbonate secretion by the pancreas |
| 2. | stimulates secretion of gastrin by the stomach |
| 3. | converts trypsinogen into trypsin |
| 4. | converts pepsinogen into pepsin |