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Q.

Which of the following guards the opening of hepatopancreatic duct into the duodenum?

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a

Pyloric sphincter

b

Sphincter of Oddi

c

Semilunar valve

d

Ileocaecal valve

answer is B.

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Detailed Solution

Sphincter of Oddi guards the opening of hepatopancreatic duct into the duodenum.

The opening of the stomach into the duodenum is guarded by the pyloric sphincter. 

The openings of the right and the left ventricles into the pulmonary artery and the aorta respectively are provided with the semilunar valves. 

The opening of Ileum into the caecum of large intestine is guarded by Ileocecal valve.

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