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Medical Definition of Head of ulna
1. The small rounded distal extremity of the ulna articulating with the ulnar notch of the radius and the articular disk. Synonym: caput ulnae. (05 Mar 2000)
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1. The small rounded distal extremity of the ulna articulating with the ulnar notch of the radius and the articular disk. Synonym: caput ulnae. (05 Mar 2000)