connecting branch of vessel supplies blood to diaphragm artery phrenic artery internal thoracic artery musculo-phrenic artery Wikipedia:Musculophrenic_artery FMA:10645 An artery with its origin in the lateral terminal branch of the internal thoracic artery, with distribution to the diaphragm and the intercostal muscles, and with anastomoses to the branches of the pericardiacophrenic and inferior phrenic. EMAPA:19215 SCTID:244242003 musculophrenic artery UBERON:0006632