arm http://upload.wikimedia.org/wikipedia/commons/e/ee/Upperarm.jpg brachium Wikipedia:Arm EHDAA:4164 MA:0000033 upper extremity GAID:52 EFO:0001410 VHOG:0000339 MESH:D001132 EHDAA2:0000140 CALOHA:TS-2204 EHDAA:6210 EHDAA:8275 EMAPA:17413 Most anatomists now agree that the three proximal bones of the tetrapod limbs are homologous to the two or three proximal elements of the paired fin skeleton of other sarcopterygians, that is the humerus-femur, radius-tibia, and ulna-fibula.[well established][VHOG] The part of the forelimb extending from the shoulder to the autopod[cjm]. BTO:0001435 UBERON:0001460 multi-limb segment region upper limb segment