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Arm and Leg Muscles (Cut View)
See Also: Arm and Leg Muscles (Cut Views) | Wrist/Forearm Rotation | Muscle Cell Types | Strongest Muscle?

Supinator Muscle

The supinator is a short muscle whose fibers run from the ulna (long forearm bone) and the lateral end of the humerus (upper arm bone) to the radius (short forearm bone). It assists the biceps brachii in rotating the forearm laterally (supination).