FIGURE 153 



153 Same, section 16. 



1 Sympathetic nerve. 



3 Right azygos vein, thoracic portion. 



6 Precardinal or precava, resp. azygos of left side, 



7 Aorta. 



8 Oesophagus. 



9 Trachea. 



10 Puhuonary artery. 



22 Vagus. 



36 Thoracic duct, azygos segment, 



37 Broncho-mediastinal duct. 



