The shortest part of a larger structure, it is abo
The shortest part of a larger structure, it is about 9 to 11 inches long.  It sees the conversion of trypsinogen to trypsin via the enterokinase that is believed to be produced by its Brunner glands.  In its descending section, acid-neutralizing bicarbonate and pancreatic juices are introduced through the duct of Wirsung.  FTP, what is this horseshoe-shaped structure, the first part of the small intestine?
The shortest part of a larger structure, it is about 9 to 11 inches long.  
duodenum