noun
- the middle section of the small intestine, located between the duodenum and the ileum
Usage: anatomy
Examples
- The jejunum is responsible for absorbing most nutrients from digested food.
- During the surgery, the doctor examined the patient’s jejunum for signs of inflammation.
- The jejunum makes up about two-fifths of the small intestine’s total length.
- Blood vessels supply the jejunum through the mesentery.
- Crohn’s disease can affect the jejunum and cause digestive problems.
- The jejunum has a thicker wall and more blood vessels than the ileum.