part_of part of part of luminal space of immaterial entity anatomical entity anatomical space thoracic segment of trunk thoracic cavity MESH:A01.911.800 OpenCyc:Mx4rmvyleLfEEduAAAACs6hRXg OpenCyc:Mx4rvhU_TpwpEbGdrcN5Y29ycA http://upload.wikimedia.org/wikipedia/commons/c/ce/Gray846.png http://upload.wikimedia.org/wikipedia/commons/e/ee/Scheme_body_cavities-en.svg UMLS:C0230139 EMAPA:36497 In many species, the diaphragm separates thoracic and abdominal cavities GAID:93 pectoral cavity MESH:D035423 cavity of chest space of thoracic compartment thoracic lumen cavity of thorax FMA:7565 The part of the coelemic cavity lumen that is enclosed by the walls of the thorax. cavitas thoracis MA:0000032 SCTID:243949006 uberon NCIT:C12905 chest cavity Wikipedia:Thoracic_cavity UBERON:0002224 coelemic cavity lumen