surrounded_by anatomical structure anatomical space AAO:0010110 AEO:0000005 BILA:0000005 CARO:0000005 EHDAA2:0003005 FBbt:00007017 FMA:5897 HAO:0000005 Non-material anatomical entity of three dimensions, that is generated by morphogenetic or other physiologic processes; is surrounded by one or more anatomical structures; contains one or more organism substances or anatomical structures. TAO:0001668 TGMA:0001825 UBERON:0000464 UMLS:C0524461 VHOG:0001728 XAO:0003190 ZFA:0001643 anatomical spaces lumen lumen space space uberon immaterial anatomical entity