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Dorsal Carpal Branch of Radial Artery
Cardiovascular System

Dorsal Carpal Branch of Radial Artery

Ramus carpeus dorsalis arteriae radialis

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Quick Facts

Origin: Radial artery.

Course: Medially to anastomose with the dorsal carpal branch of ulnar artery.

Branches: Forms dorsal carpal arch.

Supplied Structures: Wrist joint.

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Origin

The dorsal carpal branch originates from the radial artery.

Course

The dorsal carpal branch of the radial artery is the main contributor to the dorsal carpal arch. From its origin, it courses medially, deep to the extensor tendons. It anastomoses with its counterpart from the ulnar artery to form the dorsal carpal arch.

Branches

There are no named branches, but it contributes to the formation of the dorsal carpal arch.

Supplied Structures

The dorsal carpal arch supplies the dorsal aspect of the wrist joint.

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Radial Artery

ScienceDirect image

The radial artery and its two venae comitantes are invested in a layer of deep fascia known as the lateral intermuscular septum, which separates the flexor and extensor compartments of the forearm and is attached to the periosteum of the radius distal to the insertion of the pronator teres.

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