Palmar Interossei


Summary

Location: In the palm of the hand, between the metacarpal bones, adducting the fingers.

Information

Group: Wrist and Hand
Side(s) of body: Front
Function/action: Finger Adductor, Metacarpophalangeal Flexor, Interphalangeal Extensor

Details

Joint: Metacarpophalangeal
Bone: Metacarpals
Origin: Metacarpal bones.
Insertion: Extensor expansions and bases of proximal phalanges of second to fourth fingers.