Short head of biceps brachii
Arms
- Origin
- Coracoid process of the scapula
- Insertion
- Radial tuberosity and bicipital aponeurosis
- Action
- Flexes the elbow and supinates the forearm; assists shoulder flexion
- Nerve supply
- Musculocutaneous nerve (C5–C6)
The inner head of the biceps, starting from the coracoid process in front of the shoulder rather than inside the joint. It joins the long head in a single tendon at the elbow.