FIGURE 99 



90 Schpina showing composite picture of left jugular lymph sac. broncho iiic 

 (iiustinal trunk and preazygos segment of thoracic duct. 



1 External jugular vein and I\riipli;itics. 



3 Jugular lymph sac. 



5 Subclavian veni. 



() Internal mammar}' lymphatics. 



<S Broncho-mediastinal or ventral mediastinal l\inphatic trunk. 



9 Thyro-cervical artery. 



10 Cephalic vein and lympiiatics. 



11 Vertebral vein. 



12 Thoracic duct, preazygos segment. 

 \'A Left subclavian artery. 



1() Azygos segment of thoracic ihict. 



17 Internal jugular vein and lynii)li;it ics. 



is .Jugular a])proach and taj). 



l!t Subclavian ap})roach and t.ap. 



20 Innominate artery. 



23 Innominate vein. 



24 Vena cava superior, 

 beft carotid artery. 



J.) 



2(i .\()i'ta. 



