Art Anatomy


Pronuncation cor-uh-coh-bray-kee-AL-iss
Derivation The muscle attached to the coracoid process and the upper arm (brachia).
Origin Coracoid process of scapula.
Insertion The mid-point on the medial side of the humerus.
Action Adducts the upper arm and lifts it forward.

This small muscle is framed by the biceps and triceps on the medial side of the arm.

Coracobrachialis is a distinct form here in the armpit when the tensed arm is held away from the body. It lengthens the groove between biceps and triceps, extending it behind pectoralis and to the fold between the arm and the torso.

Previous: Brachialis

Next: Triceps

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