Sigmoid arteries
(Redirected from Sigmoid artery)
| Sigmoid arteries | |
|---|---|
 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 | |
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]
Anatomy
[edit]Course and relations
[edit]The sigmoid arteries course obliquely inferior-ward and to the left, passing posterior to the peritoneum and in anterior to the psoas major, ureter,[2] and Gonadal artery.[1]
Anastomoses
[edit]The sigmoid arteries anastomose with the left colic superiorly, and with the superior rectal artery inferiorly.[2]
References
[edit]- ^ a b 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) - ^ a b Gray, Henry (1918). Gray's Anatomy (20th ed.). p. 610.
External links
[edit]- Anatomy photo:39:05-0106 at the SUNY Downstate Medical Center - "Intestines and Pancreas: Branches of the Inferior Mesenteric Artery"
- Anatomy image:7926 at the SUNY Downstate Medical Center
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