WebOrigin: Lateral epicondyle of humerus and the radial collateral ligament of radius and supinator crest of ulna Insertion: Lateral Surface of upper 1/3 of body of radius covering part of anterior and posterior surface Action: supinate forearm Supinator Peripheral and Segmental Innervation Peripheral: Radial nerve Segmental: C5, C6, C7 WebFeb 8, 2024 · origin: lateral epicondyle of humerus. insertion: middle, distal phalanges on dorsal surface; extensor expansions of digits 2-5. arterial supply: radial recurrent …
Extensor Tendon Injuries of the Hand - Physiopedia
WebOrigin: Deep digital flexor muscle on the medial humeral epicondyle, radius and ulna Insertion: Distal phalanx. Action: Flexes the distal phalanx. The deep digital flexor tendon arises as three bellies from its origin on the … WebOrigin: the anterior portion of the lateral epicondyle of the humerus (common extensor tendon) Insertion: at the extensor expansion, located at the base of the middle and … bless wuhan
Anatomy, Shoulder and Upper Limb, Hand Muscles
WebAug 1, 2024 · Insertion: extensor hood of digits Action: extension of the wrist and extension of the MCP and IP joints of the digits Innervation: posterior interosseous nerve Extensor digiti minimi Origin: lateral … WebOrigin: Lateral epicondyle of the humerus.Insertion: Dorsal portion of the edge of the horn of the distal phalanxes two to five.Action: Extension of the joints of the four principal digits.Nerve: Radialis. ... Extensor digitorum communis muscle - Origin Extensor digitorum communis muscle - Ends Extensor digitorum communis muscle - Tendon ... WebFrom Wikipedia, the free encyclopedia Extensor digiti minimi The synovial sheaths of the tendons on the back of the wrist. (Extensor digiti quinti proprius labeled at center left.) Details Origin the anterior portion of the lateral epicondyle of the humerus(common extensor tendon) Insertion fred election day