has part has part has_part characteristic of part of has modifier abnormal ulna morphology abnormal ulnar styloid process morphology 2018-11-16T09:03:50Z MP:0030902 any structural anomaly of the cylindrical, pointed, palpable projection from the medial and posterior aspect of the head of the ulna, to the tip of which is attached the ulnar collateral ligament of the wrist abnormal styloid process of ulna morphology MPheno.ontology morphology abnormal styloid process of ulna