part of part_of tissue 组织 bone element 骨骼元素 bone marrow 骨髓 AAO:0011007 BTO:0000141 BTO:0000829 CALOHA:TS-0087 EFO:0000868 EMAPA:32760 EV:0100046 FMA:9608 GAID:1287 In adults, marrow in large bones produces new blood cells[Wikipedia:Bone_marrow] MA:0000134 MAT:0000084 MESH:D001853 MIAA:0000084 OpenCyc:Mx4rvVm-FpwpEbGdrcN5Y29ycA TODO - create superclass for bone marrow / head kidney. both are portions of tissue in the hematopoetic system. also consider adding as subclass of zone of bone organ for consistency with FMA. See also: Leydig and epigonal organs The bone marrow is the hematopoietic organ in all vertebrates but fishes, in which hematopoiesis occurs in the kidney.[well established][VHOG] UBERON:0002371 UMLS:C0005953 VHOG:0001218 XAO:0000123 galen:BoneMarrow medulla of bone medulla of bone medulla ossea medulla ossea medulla ossium medulla ossium the soft tissue that fills the cavities of bones uberon 充满骨骼腔的软组织 在成人中，大骨头中的骨髓产生新的血细胞。[well established][VHOG] 待办事项-创造骨髓/头肾的超级类别。 两者都是造血系统中组织的一部分。 也可以考虑加入作为骨器官区域的子类别来保持与FMA的一致性。 另见：睾丸间质和壁囊器 骨髓(medulla of bone) 骨髓(medulla of bone) 骨髓(medulla ossium) 骨髓(medulla ossium) 骨髓是所有脊椎动物而不是鱼类的造血器官，在这些器官中，肾脏中发生造血。[Well well] [VHOG] 髓质骨 髓质骨 hematopoietic system 造血系统 immune system 免疫系统 mesoderm-derived structure 中胚层衍生结构 hemopoietic tissue 造血组织