What are the names of muscles on forearm?
Volar (anterior) forearm:
- Flexor Carpi Radialis: Flexes (bends) the wrist and hand towards the palm.
- Palmaris Longus: Flexes the wrist.
- Flexor Carpi Ulnaris: Flexes and deviates (moves from the midline) the wrist towards the ulnar (small finger) side.
- Flexor Digitorum Superficialis: Flexes the middle phalanges of fingers 2-5 (index to pinky finger).
- Flexor Digitorum Profundus: Flexes the distal (end) phalanges of all fingers.
- Flexor Pollicis Longus: Flexes the thumb at its interphalangeal joint (near the tip).
- Pronator Teres: Rotates the forearm to face the palm down (pronation).
Dorsal (posterior) forearm:
- Extensor Carpi Radialis Longus: Extends and deviates the wrist radially (towards the thumb).
- Extensor Carpi Radialis Brevis: Assists the Extensor Carpi Radialis Longus in wrist extension.
- Extensor Carpi Ulnaris: Extends and deviates the wrist ulnarly (toward the small finger side).
- Extensor Digitorum: Extends the fingers 2-5 at their proximal and distal interphalangeal joints.
- Extensor Indicis: Assists the Extensor Digitorum in extending the index finger.
- Abductor Pollicis Longus: Abducts the thumb (moves it away from the midline).
- Extensor Pollicis Brevis: Extends the thumb at the metacarpophalangeal joint.
- Extensor Pollicis Longus: Extends the thumb at the interphalangeal joint.
- Supinator: Rotates the forearm so the palm faces up (supination).