In human anatomy, the abductor pollicis longus (APL) is one of the extrinsic muscles of the hand. Its major function is to abduct the thumb at the wrist. Its tendon forms the anterior border of the anatomical snuffbox.
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ligaments, and into the belly of abductorpollicis brevis (APB) or opponens pollicis. The abductorpollicislongusmuscle is innervated by the posterior...
muscle. The extensor pollicislongus arises from the dorsal surface of the ulna and from the interosseous membrane, next to the origins of abductor pollicis...
the tendon of the flexor pollicislongus to join the lateral portion of the flexor pollicis brevis and the abductorpollicis brevis. The transverse head...
The flexor pollicis brevis is a muscle in the hand that flexes the thumb. It is one of three thenar muscles. It has both a superficial part and a deep...
along the lateral border of the radius, beneath the abductorpollicislongus and extensor pollicis brevis; it then passes beneath the dorsal carpal ligament...
extensors and the thumb abductor, thus the muscles that extends at the wrist and metacarpophalangeal joints (knuckles); and that abducts and extends the thumb...
abdominal muscles. Abductorpollicis brevis muscle – A muscle in the hand that abducts (straightens) the thumb. Abductorpollicislongusmuscle – One of...
extensor carpi radialis longus, and accompanies it to the wrist; it passes beneath the abductorpollicislongus and extensor pollicis brevis, beneath the...
In human anatomy, the abductor digiti minimi (abductor minimi digiti, abductor digiti quinti, ADM) is a skeletal muscle situated on the ulnar border of...
mechanism. Palmaris brevis which is a superficial muscle and adductor pollicis are also intrinsic muscles. The fingers have two long flexors, located on...
three muscles composing the thenar eminence are the abductorpollicis brevis, flexor pollicis brevis and opponens pollicis. The other two muscles that...
paralysis of the muscles served by this nerve (the extensor muscles and the abductorpollicislongus.) Many possible causes are known for this nerve syndrome...
origin from above downward to the supinator, the abductorpollicislongus, the extensor pollicislongus, and the extensor indicis proprius. The medial surface...
autapomorphic, meaning each muscle is found in one or more non-human primates. The extensor pollicis brevis and flexor pollicislongus allow modern humans to...
tendons concerned are those of the extensor pollicis brevis and abductorpollicislongusmuscles. These two muscles run side by side and function to bring...
distributes branches. Where it lies on abductorpollicislongusmuscle and the extensor pollicis brevis muscle, it is accompanied by the dorsal interosseous...
vestigial muscles that are present in some people but absent in others, such as the palmaris longusmuscle. There are between 600 and 840 muscles within...
adductor pollicis, it is inserted on the base of the thumb's proximal phalanx together with adductor pollicis. The "pollical" palmar interosseous muscle (PPIM)...
group. Flexor pollicis brevis, which lies next to the abductor, will flex the thumb, curling it up in the palm. (The flexor pollicislongus, which is inserted...
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