Term Name:	proximal epiphysis of ulna
Synonyms:	caput ulnae
Definition:	The head of ulna presents an articular surface, part of which, of an oval or semilunar form, is directed downward, and articulates with the upper surface of the triangular articular disk which separates it from the wrist-joint; the remaining portion, directed lateralward, is narrow, convex, and received into the ulnar notch of the radius.
Ontology:	Uberon Ontology [UBERON:0006822]