Skeletal System
Proximal Articular Facet of Second Metacarpal Bone
Facies articularis proximalis ossis secundi metacarpi
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The proximal articular facet is the concave area found on the superolateral aspect of the base of second metacarpal bone. It articulates with the second metacarpal articular facet of the trapezoid bone, contributing to the formation of the carpometacarpal joints.