Superficial Palmar Branch of Radial Artery
Ramus palmaris superficialis arteriae radialis
Read moreQuick Facts
Origin: Radial artery.
Course: Distally through thenar eminence to the superficial palmar arch.
Branches: No named branches.
Supplied Structures: Thenar and lumbricals muscles.
Related parts of the anatomy
Origin
The superficial palmar branch originates from the radial artery.
Course
The superficial palmar branch of the radial artery arises on the palmar aspect of the lateral carpal bones. It courses distally through the thenar eminence and anastomosis with its counterpart from the ulnar artery to form the superficial palmar arch.
Branches
There are no named branches.
Supplied Structures
The superficial palmar branch of the radial artery supplies the lumbricals, opponens pollicis, flexor pollicis brevis, and abductor pollicis brevis muscles via the superficial palmar arch. It provides an arterial supply to the digits via the common palmar digital arteries.
List of Clinical Correlates
- Allen’s test
Learn more about this topic from other Elsevier products
Radial Artery
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.
