skeletal element cartilage element FMA:55107 TAO still mixes tissue and element cartilage CALOHA:TS-0118 AAO:0011130 Skeletal element that is composed of cartilage tissue and may be permanent or transient. VSAO:0000000 cartilage organ cartilaginous element UBERON:0007844 XAO:0004013 EMAPA:32730 chondrogenic element ZFA:0001501 uberon