muscle: abductor pollicis longus

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Muskeln Übersichtskarte Brachialis Brachioradialis Extensor carpi radialis longus Extensor carpi radialis brevis Abductor pollicis longus Extensor pollicis brevis Extensor pollicis longus Trizeps Anconeus Extensor carpi ulnaris Extensor_digitorum communis Abductor pollicis longus Extensor pollicis longus Extensor digiti minimi Extensor pollicis brevis Extensor indicis (profundus) Extensor indicis (profundus) Extensor digitorum communis Flexor carpi_ulnaris Flexor digitorum profundus Abductor digiti minimi Interossei dorsales Hand Adduktor pollicis Supinator

M. abductor pollicis longus

dthe long thumb abductor originating in the forearm. In contrast to the abductor pollicis brevis muscle, which abducts the thumb in a palmar direction, the abductor pollicis longus abducts the thumb in a radial direction
Origin: posterior surface of radius and ulna, interosseous membrane
Attachment: Os metacarpale 1 and proximal phalanx of the thumb
Antagonists:
Movement: Abduction of the thumb radially