THE ARTERIES. 



In its long and complicated course, the submaxillary artery describes a semi- 

 circle upwards, and is very naturally divided, for the study of its relations, into 



Fig. 381. 



ARTERIES OF THE HEAD. 



1, Common carotid artery; 2, accessory thyroid artery, 3, 4, thyro-laryngeal artery, divided into 

 two branches ; 5, internal carotid artery ; 6, occipital artery ; 7, atloido-muscular artery at its 

 exit from the inferior foramen of the atlas; 8, mastoid artery; 9, prevertebral artery; 10, 

 occipito-musciilar artery; 11, terminal extremity of the vertebral artery joining the atloido- 

 muscular branch ; 12, external carotid artery ; 13, submaxillary artery ; 14, pharyngeal 

 artery; 15, lingual artery; 16, sublingual artery; 17, coronary, or inferior labial artery; 18, 



