In human anatomy, the extensor pollicis longus muscle (EPL) is a skeletal muscle located dorsally on the forearm. It is much larger than the extensor pollicis brevis, the origin of which it partly covers and acts to stretch the thumb together with this muscle. WebThe EPL muscle is innervated by the posterior interosseous nerve and serves to extend the thumb distal phalanx at the CMC and IP joints. 1 The cross-sectional area of a muscle is …
Anatomy, Shoulder and Upper Limb, Hand Extensor Pollicis …
WebThe abductor pollicis longus muscle is innervated by the posterior interosseous nerve, which is a continuation of the deep branch of the radial nerve after it passes through the supinator muscle. Abductor pollicis longus lies close to the radial nerve. [4] The posterior interosseous nerve is derived from spinal segments C7 & C8. WebExtensor pollicis longus (EPL) tendon The EPL straightens the most distal (farthest from your body) joint of the thumb. Its muscle belly is in the forearm and the tendon travels … my smart money nedbank
Non-Traumatic Snapping Tendon on the Dorsal Aspect of the …
Webforearm based splint. The splint will maintain your wrist and thumb in the protected position. Your fingers will not be included in the splint. WEEKS 0-1: Post-operative splint fabrication in Hand Therapy (5-7 days). Recheck with Dr. Bakker … WebExtensor Tendon Injuries are traumatic injuries to the extensor tendons that can be caused by laceration, trauma, or overuse. Diagnosis is made clinically by physical examination and performing various provocative tests … WebJan 30, 2024 · The main action of extensor pollicis longus is extension of the thumb at the metacarpophalangeal and interphalangeal joints. Extension at the metacarpophalangeal … Extensor digitorum is a superficial muscle of the posterior compartment of the … Extensor carpi radialis longus primarily acts on the wrist joint to produce two major … Abductor pollicis longus originates from the posterior surface of the proximal half of … Phalanges of hand (Phalanges manus) The phalanges of the hand are the group of … Extensor pollicis brevis muscle (Musculus extensor pollicis brevis) Extensor pollicis … The radial nerve is the largest terminal branch of the brachial plexus.It originates … Clinical relations. Gamekeeper's thumb is a fairly common injury of the ulnar … Extensor indicis is a narrow muscle that originates mainly from the ulna, arising … Radiocarpal joint (Articulatio radiocarpalis) The radiocarpal joint is a synovial joint … Anatomical snuffbox location, anatomy and borders. From anatomical position, the … the ship inn porlock somerset