Digestion-And-Absorption Question 719

Question: Directions (Qs. 103 and 104): The given diagram shows the duct systems of liver, gall bladder and pancreas in which few structures are marked as 1, 2, 3 and 4. On the basis of this figure, answer the questions.
  Sphincter of Oddi controls the flow of digestive juice by guarding which duct?

Options:

A) 1

B) 2

C) 3

D) 4

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Hepato - pancreatic duct (marked as 3) is guarded by sphincter of Oddi.

The sphincter of Oddi (or Hepatopancreatic sphincter) is a muscular valve that controls the flow of digestive juices (bile and pancreatic juice) through the ampulla of vater into the second part of the duodenum.