dictionary help| opposer muscle of thumb --> opponens pollicis | medical dictionary |
<anatomy, muscle> Origin, ridge of trapezium and flexor retinaculum; insertion, anterior surface of the full length of the shaft of the first metacarpal bone; action, acts at carpometacarpal joint to "cup" palm, enabling one to oppose thumb to other fingers; nerve supply, median.
Synonyms: musculus opponens pollicis, opposer muscle of thumb.
(05 Mar 2000)
oppilation, oppilative, opponens, opponens digiti minimi < Prev | Next > opponent colour, opportunistic
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