proximal phalanx of foot
Definition: the relatively larger bone of the toes that articulates proximally with the head of a metatarsal; those of the lateral four toes articulate distally with a middle phalanx; that of the great toe articulates distally with a distal phalanx.
Synonym(s): phalanx proximalis pedisTA
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Examples: glitazone, GI cocktail, etc.