ANATOMY

Detailed explanation-1: -The duodenum is the first part of the small intestine. It is located between the stomach and the middle part of the small intestine, or jejunum. After foods mix with stomach acid, they move into the duodenum, where they mix with bile from the gallbladder and digestive juices from the pancreas.

Detailed explanation-2: -The duodenal bulb, about 2 cm (3⁄4 in) long, is the first part of the duodenum and is slightly dilated. The duodenal bulb is a remnant of the mesoduodenum, a mesentery that suspends the organ from the posterior abdominal wall in fetal life.

Detailed explanation-3: -The small intestine has three parts. The first part is called the duodenum. The jejunum is in the middle and the ileum is at the end.

Detailed explanation-4: -The second part of the duodenum is 7 to 10 cm in length, coursing downward, parallel and in front of the hilum of the right kidney and to the right in contact with the pancreatic head.

Detailed explanation-5: -duodenum, the first part of the small intestine, which receives partially digested food from the stomach and begins the absorption of nutrients.