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Muscles which produce MCP joint flexionThumb: the Abductor Pollicis Brevis, the Adductor Pollicis and the Flexor Pollicis BrevisIndex: the First Dorsal Interosseous, the First Palmar Interosseous, and the Index Lumbrical Middle: the Second Dorsal Interosseous, the Third Dorsal Interosseous and the Middle Lumbrical Ring: the Second Palmar Interosseous, the Fourth Dorsal Interosseous and the Ring Lumbrical Small: the Third Palmar Interosseous, the Abductor Digiti Minimi, the Flexor Digiti Minimi and the Small Lumbrical
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American Society for Surgery of the Hand assh.org The Best Resource For Your Hands, Period. |