Sup. structures of thoracic walls Deltopectoral groove supraclavicular n. anterior cutaneous branches of intercostal n perforating branches of internal thoracic a cephalic v lateral cutaneous branches of intercostal n thoracoepigastric v 8Copy Right- hongqi zhang 张红旗 of Department of Anatomy-Fudan University Copy Right- hongqi zhang 张红旗 of Department of Anatomy-Fudan University Sup.structures of thoracic walls Deltopectoral groove 8