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Dorsum of hand
Layer 3- Long superficial extensor tendons


Click to dissect from deep fascia of dorsum of hand (layer 2)  to layer of long extensor tendons  (layer 4)

1  collateral slips of extensor expansion  2 extensor expansion  3 extensor hood  4 extensor indicis tendon  5 abductor pollicis longus 6 extensor pollicis brevis  7 metacarpal II   8 dorsal interossei   11 extensor carpi radialis longus 12 extensor carpi radialis brevis  13 abductor pollicis longus  14 extensor retinaculum (15 extensor digitorum tendons  16 metacarpal V



Gross anatomy Museum

Layer's theory



Electronic School of Medicine
Creator: Oluwole Ogunranti