Quick Facts
Origin: Median sacral artery.
Course: Travels via the anococcygeal ligament.
Branches: Small unnamed branches.
Supplied Structures: Anus and rectum.
Origin
The arteriae lumbales imae originates at the level of L5 vertebra.
Course
The arteriae lumbales imae travels anteriorly via the anococcygeal ligament.
Branches
Small unnamed branches from the arteriae lumbales imae traverse the rectal and anal fascia.
Supplied Structures
The arteriae lumbales imae gives a small contribution to the vasculature of the rectum and anal canal near the anorectal junction.
