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Muscles of the hand
Page history last edited by don 1 yr ago
Muscle
|
Origin
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Insertion
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| Abductor pollicis brevis |
scaphoid
trapezium
|
proximal phalanx of thumb |
| Flexor pollicis brevis |
trapezium |
proximal phalanx of thumb |
| Opponens pollicis |
trapezium |
first metacarpal |
| Adductor pollicis |
Oblique head: 2nd & 3rd metacarpals and capitate
Transverse head: third metacarpal
|
proximal phalanx of thumb |
| Abductor digiti minimi |
Pisiform |
proximal phalanx of digit 5 |
| Flexor digiti mini brevis |
hook of hamate |
fifth metacarpal |
| Opponens digiti minimi |
hook of hamate |
fifth metacarpal |
| Lumbricals 1 and 2 |
lateral two tendons of flexor digitorum |
extensor expansions of digits 2-5 |
| Lumbricals 3 and 4 |
medial three tendons of flexor digitorum profundus |
extensor expansions of digits 2-5 |
| Dorsal interossei 1-4 |
adjadcent sides of two metacarpals |
extensor expansions and bases of proximal phalanges of digits 2-4 |
| Palmar interossei 1-3 |
palmar surfaces of second, fourth, and fifth metacarpals |
extensor expansions and bases of proximal phalanges of digits 2,4, and 5 |
Muscles of the hand
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