arches formed in the mesentery by branches of the superior mesenteric artery from which vessels (vasa recta, under vas) arise to supply the wall of the ileum. See Also: intestinal arterial arcades, under arcade.
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arches formed in the mesentery by branches of the superior mesenteric artery from which vessels (vasa recta, under vas) arise to supply the wall of the ileum. See Also: intestinal arterial arcades, under arcade.