Medical Definition of Abductor pollicis brevis
1.
Origin, tubercle of trapezium and flexor retinaculum; insertion, lateral side of proximal phalanx of thumb; action, abducts thumb; nerve supply, median.
Synonym: musculus abductor pollicis brevis, short abductor muscle of thumb.
(05 Mar 2000)
Lexicographical Neighbors of Abductor Pollicis Brevis
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