metacarpal (bones) I-V

met·a·car·pal (bones) [I-V]

[TA] five long bones (numbered I-V, beginning with the bone on the radial or thumb side) forming the skeleton of the metacarpus or palm; they articulate with the bones of the distal row of the carpus and with the five proximal phalanges. Synonym(s): ossa metacarpi [TA], ossa metacarpalia I-V