Adductor Pollicis



OBLIQUE HEAD: palmar surfaces of the Trapezoid, the Trapezium and Capitate as well as the bases of the Index and Middle metacarpals

TRANSVERSE HEAD: palmar surface of the shaft of the Middle metacarpal

Insertion: The palmar ulnar base of the Thumb Proximal Phalanx, the Thumb Ulnar MCP Sesamoid, and the Thumb extensor mechanism

Function: radially adducts the thumb basal joint along with other muscles which radially adduct the basal joint, and extends the thumb interphalangeal Joint

Nerve: Motor Branch of Ulnar Nerve

Artery: Deep Palmar Arch

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