| Term | Definition |
| oblique head: bases of 2nd & 3rd metacarpals and adjacent carpal bones; transverse head: body of 3rd metacarpal | a of adductor pollicis |
| base of proximal phalanx of thumb | a of adductor pollicis |
| adducts the CMC joint | f of adductor pollicis |
| ulnar nerve C8-T1 (the exception because of nerve innervation) | innervation of adductor pollicis |
| flexor retinaculum, scaphoid & trapezium | a of abducotr pollicis brevis (thenar eminence) |
| base of proximal phalanx of thumb | a of abductor pollicis brevis |
| abd the CMC joint | f of abductor pollicis brevis |
| median nerve C8-T1 | innervation of abductor pollicis brevis |
| flexor retinaculum, trapezium | a of flexor pollicis brevis |
| base of proximal phalanx of thumb | a of flexor pollicis brevis |
| flex's the CMC & MCP joint | f of flexor pollicis brevis |
| median nerve C8-T1 | innervation of flexor pollicis brevis |
| flexor retinaculum, trapezium | a of opponens pollicis |
| metacarpal of thumb | a of opponens pollicis |
| opposition at CMC joint | f of opponens pollicis |
| median nerve C8-T1 | innervation of oponens pollicis |