The extrinsic extensors all extend the wrist.  They can be divided into those whose primary action is wrist extension (extensor carpi radialis longus, extensor carpi radialis brevis, extensor carpi ulnaris) and those whose primary action is at the digits (abductor pollicus longus, extensor pollicis brevis, extensor pollicus longus, extensor indicis, extensor digiti minimi, extensor digitorium).	Click on the shaded areas or words for more information. Click on the hand (below) to return to the Hand Kinesiology home page.

Extensor Digitorm Communis | Extensor Indicis | Extensor Digiti Minimi | Extensor Carpi Radialis Longus
Extensor Carpi Ulnaris | Extensor Carpi Radialis Brevis | Abductor Pollicis Longus | Extensor Pollicis Brevis
Extensor Pollicis Longus | Extrinic Muscles | Extrinsics Flexors | Instinsic Muscles | Musclel Arrangement | Help | Hand Kinesiology

Lorie Richards and Janice Loudon, University of Kansas Medical Center, School of Allied Health,
Occupational and Physical Therapy Education, October 1997