forearm pain

What Is The Inner Arm Muscle Called?

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What Is The Inner Arm Muscle Called? The pectoralis major, latissimus dorsi, deltoid, and rotator cuff muscles connect to the humerus and move the arm. The muscles that move the forearm are located along the humerus, which include the triceps brachii, biceps brachii, brachialis, and brachioradialis. What is the inner bicep muscle called? Two muscles