human_reference_atlas Homo sapiens rib rib 10 10 http://upload.wikimedia.org/wikipedia/commons/8/8d/Gray126.png UBERON:0004609 MA:0001410 elements are to be defined spatially/topologically uberon costa X Wikipedia:Tenth_rib FMA:8418 rib 10 UMLS:C1709946 EMAPA:19538 tenth rib AS SCTID:244665000 May sometimes be a floating rib in humans The tenth rib has only a single articular facet on its head. [WP,unvetted]. NCIT:C52769 rib 10 costal region bone