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Topic: Ileum


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  Ileum definition - Medical Dictionary definitions of popular medical terms
Ileum: The lowest part of the small intestine, located beyond the duodenum and jejunum, just before the large intestine (the colon).
The word "ileum" is derived from the Greek "eileos" meaning "twisted." This is apt because, when the small intestine is viewed at surgery or at autopsy (or exposed from a wound), it looks twisted.
The ileum is not to be confused with the ilium, the upper part of the pelvis which forms the receptacle for the head of the femur at the hip joint.
www.medterms.com /script/main/art.asp?articlekey=6451   (309 words)

  
  Ileum - WikiHealth
The pH in the ileum is usually between 7 and 8 (neutral or slightly alkaline).
In the fetus the ileum is connected to the navel by the vitelline duct.
In veterinary anatomy, the ileum is distinguished from the jejunum by being that portion of the jejunoileum that is connected to the caecum by the ileocaecal fold.
www.wikihealth.com /Ileum   (376 words)

  
 Jejunum and Ileum   (Site not responding. Last check: 2007-10-26)
The jejunum and ileum is slung from the posterior abdominal wall by the mesentery of the small intestines and, therefore, is extremely mobile.
The ileum and jejunum are supplied by the superior mesenteric artery and its intestinal branches.
One way to tell the ileum from the jejunum, other than by general location, is that there are more layers of arcades before the vasa recta are given off, in the ileum.
mywebpages.comcast.net /wnor/jejunumileum.htm   (254 words)

  
 [No title]
The ileum and cecum are drawn backward and upward.
ileum is slung from the posterior abdominal wall by the mesentery of the...
The ileum is not to be confused with the ilium, the upper part of the pelvis...
www.howstuffworks.com /search2.php?pg=&server=www.howstuffworks.com&terms=ileum   (260 words)

  
 Gray, Henry. 1918. Anatomy of the Human Body. Page 1170
The nerves are derived from the cœliac plexus.
—The remainder of the small intestine from the end of the duodenum is named jejunum and ileum; the former term being given to the upper two-fifths and the latter to the lower three-fifths.
The aggregated lymph nodules are almost absent in the upper part of the jejunum, and in the lower part are less frequently found than in the ileum, and are smaller and tend to assume a circular form.
www.bartleby.com /107/pages/page1170.html   (704 words)

  
 Fine Structural Changes in the Ileum of Mice Fed on -Endotoxin-Treated Potatoes and Transgenic Potatoes (Abstract)   (Site not responding. Last check: 2007-10-26)
The microscopic architecture of the enterocytes of the ileum of both groups of mice revealed certain common features such as the appearance of mitochondria with signs of degeneration and disrupted short microvilli at the luminal surface.
The ileum is about 4 m (13 feet) in length and extends from the jejunum (the middle section of the small intestine) to the ileocecal valve, which empties into the colon (large intestine).
The ileum is suspended from the abdominal wall by the mesentery.
www.biotech-info.net /structural_changes.html   (558 words)

  
 MedFriendly.com: Ileum
The ileum is attached on the top end to the second part of the small intestine, which is known as the jejunum.
The ileum is attached on the bottom end to the cecum, which is the first part of the large intestine.
Although both the ileum and the jejunum have a few small circular folds (known as pilae circulares), those of the ileum are smaller and less complex.
www.medfriendly.com /ileum.html   (759 words)

  
 Olympus MIC-D: Brightfield Gallery - Primate Ileum Stained Thin Section
The ileum, the lowest section of the small intestine, connects to the jejunum and the large intestine.
The next layer of the ileum, the muscularis externa, is composed of an inner circular layer and outer longitudinal layer of smooth muscle that, through peristalsis, propels and mixes the digesting food matter.
The ileum of the typical human adult is 12 feet long compared to the 10-inch duodenum and 8-foot long jejunum.
www.olympusmicro.com /micd/galleries/brightfield/primatelleumsec.html   (592 words)

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