Sigmoid colon and rectum, showing distribution of branches of inferior mesenteric artery and their anastomoses
The inferior mesenteric artery and its branches (sigmoid arteries labeled at bottom right)
Details
Identifiers
Latin
arteriae sigmoideae
TA98
A12.2.12.072
TA2
4295
FMA
14830
Anatomical terminology
[edit on Wikidata]
The sigmoid arteries are 2–5 branches of the inferior mesenteric artery that are distributed to the distal descending colon and the sigmoid colon.[1]
^Standring, Susan (2020). Gray's Anatomy: The Anatomical Basis of Clinical Practice (42nd ed.). New York. p. 1197. ISBN 978-0-7020-7707-4. OCLC 1201341621.{{cite book}}: CS1 maint: location missing publisher (link)
The sigmoidarteries are 2–5 branches of the inferior mesenteric artery that are distributed to the distal descending colon and the sigmoid colon. The...
bottom of the brain Sigmoidarteries, a pair/trio of arteries in the lower abdomen Ogee, similar shape, term sometimes used for sigmoids This disambiguation...
The sigmoid colon (or pelvic colon) is the part of the large intestine that is closest to the rectum and anus. It forms a loop that averages about 35–40...
middle colic and ileocolic arteries and the terminal part of the ileum, the left behind the left colic and sigmoidarteries and the iliac colon. Each crosses...
anal canal. The regions supplied by the IMA are the descending colon, the sigmoid colon, and part of the rectum. The IMA arises from the anterior aspect...
into the rectum. The sigmoid colon is supplied with blood from several branches (usually between 2 and 6) of the sigmoidarteries, a branch of the IMA...
branches of the left colic and sigmoidarteries (b) a group in the sigmoid mesocolon, around the superior hemorrhoidal artery (c) a pararectal group in contact...
form anastomoses with the middle colic artery, and a sigmoidartery (respectively).: 1196 The left colic artery usually represents the dominant arterial...
to the diaphragm but superior to the renal arteries. The Infrarenal segment, inferior to the renal arteries and superior to the iliac bifurcation. The...
removed through the tube. The reason for this effect is the high number of arteries and veins in the peritoneal cavity. Through the mechanism of diffusion...
mesenteric artery. It descends into the pelvis between the layers of the mesentery of the sigmoid colon, crossing the left common iliac artery and vein...
structure, with all named parts—the ascending, transverse, descending, and sigmoid mesocolons, the mesoappendix, and the mesorectum—separately terminating...
anatomy, arterial tree is used to refer to all arteries and/or the branching pattern of the arteries. This article regards the human arterial tree. Starting...
middle rectal artery gives off branches to the vagina. The middle rectal artery supplies the rectum above the pectinate line. Sigmoid colon and rectum...
with (anastamose) with branches of the middle and inferior rectal arteries. Arteries of the pelvis Blood vessels of the rectum and anus The microanatomy...
oxide (a vasodilator) to rise in the trabecular arteries and smooth muscle of the penis. The arteries dilate causing the corpora cavernosa of the penis...
the inferior petrosal sinus, three cranial nerves, the sigmoid sinus, and meningeal arteries. The jugular foramen is formed in front by the petrous portion...
within the cranium via the internal jugular veins, a continuation of the sigmoid sinuses. The right and left external jugular veins drain from the parotid...
artery and from the superior mesenteric artery via the inferior pancreaticoduodenal artery. These two arteries both have anterior and posterior branches...
internal iliac arteries. Iliac artery, external – The external iliac arteries are two major arteries which bifurcate off the common iliac arteries anterior...
closer to the skin than arteries. Veins have less smooth muscle and connective tissue and wider internal diameters than arteries. Because of their thinner...
Vesical arteries are variable in number. They supply the bladder and terminal ureter. The two most prominent are the superior vesical artery and the inferior...
Sing AT SD card Vertebral arteries Anterior spinal artery Meninges associated with the spinal cord Posterior spinal arteries Spinal roots of the accessory...
mesenteric arteries. The blood supply from these two major arteries overlaps, with abundant collateral circulation via the marginal artery of the colon...
Sigmoidal or sigmoid, literally means S-shaped and can refer to: Sigmoid function Sigmoidal arterySigmoid colon This disambiguation page lists articles...
of the transverse colon and the splenic flexure, the descending colon, sigmoid colon and up to the ano-rectal junction. In zoology, the term hindgut refers...
The mandibular notch, also known as the sigmoid notch, is a groove in the ramus of the mandible. It is the gap between the coronoid process anteriorly...