580 



THE VASCULAR SYSTEMS 



some loose areolar tissue, and the remains of the thymus gland; behind, it rests upon the right 

 pulmonary artery, left auricle, and the right bronchus. On the right side it is in relation with 

 the superior vena cava and right auricle; on the left side, with the pulmonary artery. 



Right vagus. 

 Recurrent laryngeal. 



Left vagus. 

 Left phrenic, 

 racic duct. 



FIG. 433. Plan of the branches. 



FIG. 432. The arch of the aorta and its branches. 



PLAN OF THE RELATIONS OF THE ASCENDING AORTA. 



In front. 



Pulmonary artery. 

 Right auricular appendix. 

 Pericardium. 

 Right pleura and lung. 

 Remains of the thymus gland. 



Right side. 



Superior vena cava. 

 Right auricle. 



Left side. 

 Pulmonary artery. 



Behind. 



Right pulmonary artery. 

 Left auricle. 

 Right bronchus. 



