Third Palmar Interosseous



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

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Links to this page: Alphabetical Muscle Index | Fourth Palmar Metacarpal artery | Interossei all | Muscles which produce finger pronation and radial deviation | Muscles which produce MCP joint adduction | Muscles which produce MCP joint flexion | Nerve route to Third Palmar Interosseous | Small Distal Interphalangeal Joint | Small Metacarpal | Small Metacarpophalangeal Joint | Small Proximal Interphalangeal Joint | Small Proximal Phalanx | Third Palmar Interosseous Tendons |