rectal vein

rectal vein n any of three veins that receive blood from the rectal venous plexus:
a) one draining the lower part of the rectal venous plexus and emptying into the internal pudendal vein called also inferior hemorrhoidal vein, inferior rectal vein
b) one draining the bladder, prostate, and seminal vesicle by way of the middle part of the rectal venous plexus and emptying into the internal iliac vein called also middle hemorrhoidal vein, middle rectal vein
c) one draining the upper part of the rectal venous plexus and forming the first part of the inferior mesenteric vein called also superior hemorrhoidal vein, superior rectal vein

Medical dictionary. 2011.

Look at other dictionaries:

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  • Superior rectal vein — Infobox Vein Name = PAGENAME Latin = vena rectalis superior GraySubject = 174 GrayPage = 681 Caption = The bloodvessels of the rectum and anus, showing the distribution and anastomosis on the posterior surface near the termination of the gut.… …   Wikipedia

  • inferior rectal vein — n RECTAL VEIN (a) …   Medical dictionary

  • middle rectal vein — n RECTAL VEIN (b) …   Medical dictionary

  • superior rectal vein — n RECTAL VEIN (c) …   Medical dictionary

  • Rectal venous plexus — Infobox Vein Name = PAGENAME Latin = plexus venosus rectalis, plexus haemorrhoidalis GraySubject = 173 GrayPage = 676 Caption = Scheme of the anastomosis of the veins of the rectum. Caption2 = The veins of the right half of the male pelvis.… …   Wikipedia

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  • Middle rectal veins — Vein: Middle rectal veins Scheme of the anastomosis of the veins of the rectum Latin venae rectales mediae Gray s …   Wikipedia

  • Superior rectal artery — Infobox Artery Name = PAGENAME Latin = arteria rectalis superior GraySubject = 154 GrayPage = 610 Caption = Sigmoid colon and rectum, showing distribution of branches of inferior mesenteric artery and their anastomoses. (Superior hemorrhoidal… …   Wikipedia

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