Cardiovascular System
Dorsal Branches of Lumbar Arteries (Left)
Ramus corporis callosi dorsalis
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The dorsal branches arise from the lumbar arteries near its origin at the abdominal aorta. They course posteriorly to give spinal, muscular, and cutaneous branches that contribute to the vascularization of the posterior abdominal wall.
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Lumbar Artery
The lumbar arteries are paired vessels that arise from the posterior wall of the abdominal aorta at the levels of the lumbar vertebrae.
