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Body Atlas, Muscle Reference

Muscles

Complete muscle reference, origins, insertions, nerve supply, actions, clinical notes, and common injuries.

32 muscles

32 muscles in Forearm Clear ×

Muscle Flexor Pollicis Longus musculus flexor pollicis longus Forearm The flexor pollicis longus is the only long flexor of the thumb, supplying the powerful pinch… Muscle Flexor Pollicis Longus musculus flexor pollicis longus Forearm The FPL is the only flexor of the thumb IP joint and is essential for precision… Muscle Flexor Pollicis Longus (Full) musculus flexor pollicis longus Forearm The FPL is the only flexor of the thumb IP joint, providing the grip force for… Muscle Palmaris Longus musculus palmaris longus Forearm The palmaris longus is a slender, inconstant forearm muscle absent in roughly 14 percent of people… Muscle Pronator Quadratus musculus pronator quadratus Forearm The pronator quadratus is a flat, square muscle binding the distal radius and ulna together, acting… Muscle Pronator Teres musculus pronator teres Forearm The pronator teres is the primary pronator of the forearm, a two-headed muscle whose humeral and… Muscle Pronator Teres (Full) musculus pronator teres Forearm The pronator teres is the primary forearm pronator, inserting on the lateral radius to rotate it… Muscle Supinator musculus supinator Forearm The supinator wraps around the proximal radius and is the primary supinator of the forearm, most…