Palmar Carpal Branch of Radial Artery (Right)
Ramus carpeus palmaris arteriae radialis
Read moreQuick Facts
Origin: Radial artery.
Course: Medially to anastomose with the palmar carpal branch of ulnar artery.
Branches: Forms palmar carpal arch.
Supplied Structures: Wrist joint.
Related parts of the anatomy
Origin
The palmar carpal branch arises from the radial artery.
Course
The palmar carpal branch of the radial artery arises near the inferior edge of the pronator quadratus muscle. It passes in an inferomedial direction along the anterior aspect of the distal radius, deep to the flexor carpi radialis and the flexor pollicis longus muscles. It anastomoses with the corresponding branch from the ulnar artery, deep to the long flexor tendons.
Branches
There are no named branches, but it contributes to the formation of the palmar carpal arch.
Supplied Structures
The palmar carpal arch supplies the anterior aspect of the wrist joint.
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Radial Artery
The radial artery perforator flap is based off perforating vessels arising from the distal radial artery, which supply a complex vascular plexus within the deep fascia of the volar forearm.
