midgut

midgut
1. The central portion of the digestive tube; the distal duodenum, small intestine, and proximal colon. 2. The portion of the embryonic gut tract between the foregut and the hindgut which originally is open to the yolk sac.

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mid·gut 'mid-.gət n
1) the middle part of the alimentary canal of a vertebrate embryo that in humans gives rise to the more distal part of the duodenum and to the jejunum, ileum, cecum and appendix, ascending colon, and much of the transverse colon
2) the mesodermal intermediate part of the intestine of an invertebrate animal

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n.
the middle portion of the embryonic gut, which gives rise to most of the small intestine and part of the large intestine. Early in development it is connected with the yolk sac outside the embryo via the umbilicus.

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mid·gut (midґgut″) 1. the region of the embryonic digestive tract into which the yolk sac opens; it gives rise to most of the intestines. Ahead of it is the foregut and caudal to it is the hindgut. 2. the middle endodermal portion of the digestive tract of invertebrates, such as arthropods, comprising a stomach and sometimes a midintestine. Called also mesenteron.

Medical dictionary. 2011.

Look at other dictionaries:

  • Midgut — The midgut and hindgut. Latin mesenteron Carnegie stage …   Wikipedia

  • Midgut — Mid gut , n. [Mid, a. + gut.] (Anat.) The middle part of the alimentary canal from the stomach, or entrance of the bile duct, to, or including, the large intestine. [1913 Webster] …   The Collaborative International Dictionary of English

  • midgut — [mid′gut΄] n. 1. the middle part of the alimentary canal in vertebrate embryos 2. the endoderm lined portion of the digestive tract of arthropods …   English World dictionary

  • midgut — See: mesenteron [Martin, 2005]. See: mesenteron [McLaughlin, 1980]. (Order Cladocera): Elongate section of digestive tract between esophagus and hindgut. Occasionally one may distinguish between a more expanded stomach region anteriorly and a… …   Crustacea glossary

  • midgut — /ˈmɪdgʌt/ (say midgut) noun the middle part of the alimentary canal …   Australian-English dictionary

  • midgut — noun Date: 1875 the middle part of an alimentary canal …   New Collegiate Dictionary

  • midgut — n. [A.S. middel, middle; gut] The mesenteron; the middle portion of the alimentary tract …   Dictionary of invertebrate zoology

  • midgut — /mid gut /, n. 1. Zool. a. the middle portion of the vertebrate alimentary canal, posterior to the stomach or gizzard and extending to the cecum, functioning in the digestion and absorption of food; the small intestine. b. the anterior portion of …   Universalium

  • midgut — noun The central loop of the alimentary canal of an embryo between the foregut and the hindgut …   Wiktionary

  • midgut — n. middle intestines, mesenteron (Anatomy); embryonic middle intestines (Embryology) …   English contemporary dictionary

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