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Dorsal Branch of Third Lumbar Artery (Right)
Cardiovascular System

Dorsal Branch of Third Lumbar Artery (Right)

Ramus dorsalis arteriae lumbalis tertiae

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Quick Facts

Origin: Lumbar artery.

Course: Posteriorly.

Branches: Spinal branches, cutaneous branches, and muscular branches.

Supplied Structures: Spinal cord, vertebral column, and muscles and skin of the back.

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Origin

The dorsal branches arise from the lumbar arteries, close to their origin.

Course

The dorsal branches course posteriorly between the transverse processes of the adjacent vertebrae.

Branches

The dorsal branches of the lumbar arteries contribute to the vasculature of the spinal cord, vertebral column, muscles of the back, and the overlying fascia and skin.

Supplied Structures

The dorsal branch contributes to the vasculature of the spinal cord, the vertebral column, the muscles of the back, and the overlying fascia and skin.

Learn more about this topic from other Elsevier products

Lumbar Artery

ScienceDirect image

The lumbar arteries are paired vessels that arise from the posterior wall of the abdominal aorta at the levels of the lumbar vertebrae.

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