Dorsal surface
Facies dorsalis
- Related terms: Dorsal surface of metacarpal
Definition
The metacarpal bones have all the same segments:
- A proximal extremity (base) bearing an articular surface for the distal row of the carpal bones and additional facets towards its neighbours.
- A shaft (body) with a palmar and a dorsal surface, and medial and lateral borders.
- A distal extremity (head) with a trochlea that articulates with the proximal phalanx.
References
Text by Antoine Micheau, MD - Copyright IMAIOS
