inferior mesenteric artery

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Related to arteria mesenterica inferior: Left colic artery, Artery of Drummond

in·fe·ri·or mes·en·ter·ic ar·ter·y

[TA]
origin, at the L3 vertebral level as the third and smallest anterior visceral branch of the abdominal aorta; branches, left colic, sigmoid, superior rectal; anastomoses, middle colic and middle rectal.

in·fe·ri·or mes·en·ter·ic ar·te·ry

(in-fēr'ē-ŏr mez'en-ter'ik ahr'tĕr-ē) [TA]
Origin, abdominal aorta; branches, left colic, sigmoid, superior rectal; anastomoses, middle colic and middle rectal.
Synonym(s): arteria mesenterica inferior.

inferior mesenteric artery

The third unpaired midline artery that branches from the abdominal aorta; it originates 3 to 4 cm proximal to the aortic bifurcation. It supplies blood to the hindgut, i.e., the distal half of the transverse colon, the descending colon, the sigmoid colon, and the rectum. Its branches include the left colic, sigmoid, and superior rectal arteries.
See: aorta (Branches of aorta), circulation (Circulation of blood through heart and major vessels) for illus.
See also: artery
References in periodicals archive ?
Contenidos en el ligamento lumbo-ovarico ascienden en el retro-peritoneo para terminar a derecha en nodos linfaticos latero-aorticos derechos, en especial en el nodo pre-cavo en la proximidad del origen de la vena cava inferior y a izquierda en nodos linfaticos latero-aorticos izquierdos y pre-aorticos proximos al origen de la arteria mesenterica inferior.