The duodenum is the first section of the small intestine in most higher vertebrates, including mammals, reptiles, and birds. In fish, the divisions of the small intestine are not as clear, and the terms anterior … See more

The duodenum is largely responsible for the breakdown of food in the small intestine, using enzymes. The duodenum also regulates the rate of emptying of the stomach via hormonal pathways. See more

Ulceration
Ulcers of the duodenum commonly occur because of infection by the bacteria Helicobacter pylori. These bacteria, through a number of mechanisms, erode the protective mucosa of the duodenum, predisposing it to … See more

The name duodenum is Medieval Latin, short for intestīnum duodēnum digitōrum, meaning intestine of twelve finger-widths (in length), genitive pl. of duodēnī, twelve each, from Latin duodeni "twelve each" (from duodecim "twelve"). Coined by Gerard of Cremona … See more

• Pancreas
• Choledochoduodenostomy - a surgical procedure to create a connection between the common bile duct (CBD) and an alternative portion of the duodenum. See more

• Duodenum at the Human Protein Atlas
• Duodenum at The Anatomy Lesson by Wesley Norman (Georgetown University) See more