🩺 NEET🧬 Biology

Digestion and Absorption

1 solved NEET Biology previous year questions on Digestion and Absorption, each with the correct answer and a full explanation.

Q1
Which of the following guards the opening of hepatopancreatic duct into the duodenum?
aIleocaecal valve
bPyloric sphincter
cSphincter of oddi
dSemilunar valve
✓ Correct answer: c) Sphincter of oddi
ExplanationThe Sphincter of Oddi guards the opening of the hepatopancreatic duct into the duodenum.It regulates the release of bile from the common bile duct and pancreatic juice from the pancreatic duct into the small intestine, preventing backflow of intestinal contents.Hence, the correct answer is option C.

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