jejunum


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jejunum:

see intestineintestine,
muscular hoselike portion of the gastrointestinal tract extending from the lower end of the stomach (pylorus) to the anal opening. In humans this fairly narrow (about 1 in./2.
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.

jejunum

[jə′jü·nəm]
(anatomy)
The middle portion of the small intestine, extending between the duodenum and the ileum.

jejunum

the part of the small intestine between the duodenum and the ileum
References in periodicals archive ?
The effect of basil seed and AA supplementation on height, width, and crypt to depth ratio of duodenum, jejunum and ilium in heat stressed broiler chicken, is presented in Table IV.
In our present case, HP was located in the jejunal mesentery, although it was observed in contact with the jejunum wall, it and did not cause any clinical symptoms.
Mechanism by which glucose stimulates the passive absorption of small solutes by the human jejunum in vivo.
At surgery a tumour was found obstructing the distal jejunum. This was resected and an end-to-end anastomosis was performed.
In recent years, the jejunum has been transplanted using microvascular anastomosis, but death owing to total necrosis of the graft remains high (1).
The proximal stump of the jejunum is sewn to the distal jejunum to create a distal jejunojejunostomy.
Release of the mucosal mast cell granule chymase, rat mast cell protease II, during anaphylaxis is associated with the rapid development of paracellular permeability to macromolecules in rat jejunum. J Exp Med 182:1871-1881.
The other was an ulcerated, pedunculated polypoid mass (3 x 2.5 x 1.5 cm) located in the mucosa of the jejunum. In the partial hepatectomy, there were 3 well-defined nodules, which measured from 2 to 5 cm.
The small bowel or small intestine begins at the pylorus and consists of the duodenum, the jejunum and the ileum.
Enterostomies are created to establish an opening between the stomach or jejunum and the abdomen to provide nutrition to residents who are unable to swallow or tolerate oral feedings.|1~ Candidates for feeding tubes are often malnourished and frail, adding to their demands for care, and are at high risk for infection and skin breakdown.
The samples of small intestine tissues (approximately 3 cm from duodenum, jejunum and ileum, respectively) were collected on d 28 (2 pigs with average BW per pen) for the determination of small intestinal morphology and digestive enzyme activities.