Anterior Forearm Muscle Actions

PT605 Anatomy, Oregon Tech

Pronator Teres

Elbow flexion, forearm pronation

Flexor Carpi Radialis

Elbow flexion, forearm pronation, wrist flexion, radial deviation.

Palmaris Longus

Tightens palmar aponeurosis, elbow flexion (weak), wrist flexion (weak)

Flexor Carpi Ulnaris

Elbow flexion, wrist flexion, ulnar deviation.

Flexor Digitorum Superficialis

Elbow flexion, wrist flexion, finger flexion 2-5 of MCP and PIP joints

Flexor Digitorum Profundus

Wrist flexion, finger flexion of MCP, PIP, DIP joints 2-5

Flexor Pollicis Longus

Wrist flexion, thumb flexion of CMC, MCP, IP joints

Pronator Quadratus

Forearm pronation