Quick Facts
Origin: Internal pudendal artery.
Course: Travels from the pudendal canal to the rectum.
Branches: None.
Supplied Structures: Rectum and anal canal.
Origin
The inferior anorectal (or rectal) artery arises from the internal pudendal arteries in the posterior portion of the pudendal canal in the perineum.
Course
The inferior anorectal artery travels anteromedially through the ischioanal fossa. It then courses inferiorly along the lateral aspects of the rectum and anal canal.
Branches
The inferior anorectal artery does not give off any branches. It forms anastomoses with the middle and superior anorectal arteries.
Supplied Structures
The inferior anorectal artery supplies the inferior portion of the rectum and anal canal.
Learn more about this topic from other Elsevier products
Internal Pudendal Artery
9 The internal pudendal artery supplies the pelvic portion of the urethra and terminates in the CSP as the artery of the bulb of the penis, which supplies the CSP.
