THE INNOMINATE ARTERY. 



467 



The INNOMINATE ARTERY (brachio-cephalic), the first and largest innominate 

 of the three branches, measures from one inch and a half to two 



Groove formed by 

 subclavian artery. 



Superior inter- 

 costal vein. 

 .Left innominate 



vein. 



Groove formed 

 by left innomi- 

 nate vein. 



Right coronary artery. 



FIG. 171. THE CONTENTS OP THK THORAX SEEN FROM THE FRONT. THE 

 LUNGS WERE FILLED WITH MELTED WAX AND WERE HELD APART IN 

 FRONT UNTIL THE WAX HAD SET. (FROM A SPECIMEN IN CHARING 

 CROSS HOSPITAL MUSEUM.) 



inches in length. Ascending to the right beneath the sternum, and sub- 

 it divides opposite the sterno-clavicular articulation into the right clavian : 

 common carotid and subclavian arteries. 



H H 2 



