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Triceps Brachii (Medial Head)

Triceps Medial

Description

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

Action :

 

    • Chief extensor of forearm.

 

Target Muscles Target MusclesChief extensor of forearm.