MesenteriesThis is a featured page


Mesenteries


Mesentery of the small intestine (mesentery proper)
  • Is a fan-shaped double fold of peritoneum that suspends the jejunum and ileum from the posterior abdominal wall and transmits nerves and blood vessels to and from the small intestine.
  • Forms a root that extends from the duodenojejunal flexure to the right iliac fossa and is about 15 cm (6 inches) long.
  • Has a free border that encloses the small intestine , which is about 6 m (20 feet) long.
  • Contains the superior mesenteric and intestinal (jejunal and ileal) vessels, nerves, and lymphatics.

Transverse mesocolon
  • Connects the posterior surface of the transverse colon to the posterior abdominal wall.
  • Fuses with the greater omentum to form the gastrocolic ligament.
  • Contains the middle colic vessels, nerves, and lymphatics.

Sigmoid mesocolon
  • Is a peritoneal fold that connects the sigmoid colon to the pelvic wall and contains the sigmoid vessels. Its of attachment may form an inverted V.
Mesoappendix
  • Connects the appendix to the mesentery of the ileum and contains the appendicular vessels.



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AndyC
AndyC
Latest page update: made by AndyC , Oct 18 2010, 8:47 PM EDT (about this update About This Update AndyC Edited by AndyC

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