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]
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