Index Metacarpophalangeal Joint

Bones:

Ligaments:

Range of motion

Injuries:

Movement

Flexion

Primary - the first dorsal interosseous, the first palmar interosseous and the index lumbrical

Secondary (after flexion has been initiated) - the Flexor Digitorum Superficialis Index and Flexor Digitorum Profundus Index

Extension - Extensor Digitorum Index

Radial deviation / Pronation - First Dorsal Interosseous

Ulnar deviation / Supination - first palmar interosseous

Joints Home Page

Anatomy Home Page

American
Society
for
Surgery
of the
Hand
assh.org

The Best
Resource
For Your
Hands,
Period.

Links to this page: Alphabetical list of joints | Extensor Digitorum Index | Extensor Indicis | First Dorsal Interosseous | First Palmar Interosseous | Flexor Digitorum Profundus Index | Flexor Digitorum Superficialis Index | Hand Locator | Index Lumbrical | Index Metacarpal | Index Metacarpophalangeal Joint Arthritis | Index Proximal Phalanx | Index ray joints | Metacarpophalangeal Joints |