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Triceps Brachii (Medial Head)

Triceps Medial


Origin :


    • Medial head: Posterior surface of humerus, inferior to radial groove.



Insertion :


    • Proximal end of olecranon process of ulna and fascia of forearm.



Innervation :


    • Radial nerve (C6, C7 and C8).



Arterial Supply :


    • Branches of deep brachial artery.



Depth :


    • Superficial



Action :


    • Chief extensor of forearm.


Target Muscles Target MusclesChief extensor of forearm.