释义 |
proximal phalanx of hand proximal phalanx of hand [TA] the relatively larger bone of the fingers that articulates proximally with the head of a metacarpal; those of the medial four fingers articulate distally with a middle phalanx; that of the thumb articulates distally with a distal phalanx. Synonym(s): phalanx proximalis manus [TA] |