Extensor Tendon Diagram. It arises from the lateral supracondylar ridge of humerus and the lateral intermuscular septum of the arm. Treatment can be nonoperative or operative depending on the zone of injury.
Pain is felt particularly on extension of the third finger which activates both the extensor carpi radialis brevis muscle. The tendon runs around a bony prominence on the back of the wrist called listers tubercle. Diagrams of the left extensor digitorum muscle b.
The tendons on the dorsal top side extend the fingers and wrist.
Nerves and deep muscles of hip and butto 11 terms. In this image you will find extensor digitorum supinator extensor carpi radialis longus abductor pollicis longus extensor pollicis brevis cut tendons of extensor digitorum extensor indicis extensor pollicis longus extensor carpi radialis brevis extensor carpi ulnaris extensor digiti minimi anconeus in elbow and forearm muscle and tendon anatomy in detail. Along with the ecrl it attaches to the base of the hand bones. Nerves and deep muscles of hip and butto 11 terms.