Medical Definition of Short extensor muscle of thumb
1.
Origin, dorsal surface of radius; insertion, base of proximal phalanx of thumb; action, extends and abducts the thumb; nerve supply, radial.
Synonym: musculus extensor pollicis brevis, musculus extensor brevis pollicis, short extensor muscle of thumb.
(05 Mar 2000)
Lexicographical Neighbors of Short Extensor Muscle Of Thumb
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