Brachialis Muscle - True Elbow Flexor Explained

The brachialis muscle is a strong flexor of the elbow located deep to the biceps brachii in the anterior compartment of the arm, originating from the distal half of the anterior humerus and inserting on the coronoid process and tuberosity of the ulna. It is primarily innervated by the musculocutaneous nerve, with occasional contribution from the radial nerve, and functions to flex the forearm regardless of wrist position. Pathologies associated with the brachialis include muscle strains, tendino