rectal valve


rectal valve
(ARTHROPODA: Insecta)
A circular or lobate fold of the hind intestine separating the distal intestine and rectum.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • rectal valve — n any of three or four crescentic folds projecting into the cavity of the rectum …   Medical dictionary

  • rectal valve — a thin diaphragm located in the posterior fifth of the intestine of some Centrolophidae, e.g. Seriolella punctata, Schedophilus huttoni and Psenes pellucidus, or in others a sphincter like constriction, e.g. Seriolella brama. A deep purple fluid… …   Dictionary of ichthyology

  • rectal valve — noun : any of three or four crescentic folds projecting into the cavity of the rectum …   Useful english dictionary

  • valve of houston — ˈ(h)yüstən, ˈhüs , ˈhau̇s Usage: usually capitalized H Etymology: after John Houston died 1845 Irish physician : rectal valve …   Useful english dictionary

  • valve — 1. A fold of the lining membrane of a canal or other hollow organ serving to retard or prevent a reflux of fluid. 2. Any formation or reduplication of tissue, or flaplike structure …   Medical dictionary

  • Ileocecal valve — Interior of the cecum and lower end of ascending colon, showing colic valve. ( Colic valve is an older term for the ileocecal valve.) …   Wikipedia

  • Houston valve — Infobox Anatomy Name = PAGENAME Latin = plicae transversae recti GraySubject = 249 GrayPage = 1183 Caption = Coronal section of rectum and anal canal. Caption2 = Anatomy of the anus and rectum System = MeshName = MeshNumber = DorlandsPre = p 24… …   Wikipedia

  • musculus costerum lateralium internis — (NEMATODA: Secernentea) Bursa muscle that arises as paired submedian muscles at the body wall anterior to the intestino rectal valve; each laterally extended branch entering the root of the lateral ray; possibly functioning to bend the bursa… …   Dictionary of invertebrate zoology

  • Mohamed Ghonim — Ghonim, Mohammed A محمد غنيم Born 17th March, 1939 Mansoura, Egypt Nationality Egyptian Fields …   Wikipedia

  • digestive system, human — Introduction  the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… …   Universalium


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