Third Palmar Interosseous
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Tendons:
Origin: radial border of the
small metacarpal
Insertion: the radial base of the small finger
proximal phalanx
and the small finger radial
digital extensor mechanism
Function: flexes, radial deviates (adducts) and pronates the small finger
MCP joint,
extends the small finger
PIP
and
DIP
joints
Nerve:
Motor Branch of Ulnar Nerve
Artery:
deep palmar arch
Interossei - all
Anatomy Home Page
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