The workings of the small intestine have long been a mystery, but now we are discovering the hidden roles this organ plays in ...

The main function of the small intestine is absorption of nutrients and minerals from food. Related Stories. Maternal high-fat diets linked to liver stress in unborn babies; ...

The small intestine comprises three main sections: the duodenum, jejunum, and ileum. Editor's Note: The small intestine is actually longer than the large intestine, but the large intestine is wider.

The main pancreatic duct meets the common bile duct, which carries bile from the gallbladder and liver towards the duodenum. This meeting point is called the ampulla of Vater.