558 



DISSECTION OF THE FACE. 



and rela- 

 tions; 



platysma while crossing the jaw, but this thin muscle does not prevent 

 pulsation being recognised during life ; near the mouth the large 

 zygomatic muscle is superficial to it. The vessel rests successively 

 on the lower jaw, the buccinator muscle, the elevator of the angle 



FIG. 204. EXTERNAL CAROTID AND ITS SUPERFICIAL BRANCHES 

 ("ANATOMY OF THE ARTERIES," QUAIN). 



a. Common carotid. 



b. Internal jugular vein. 



c. Internal carotid. 



d. External carotid. 



e. Superior thyroid. 

 /. Lingual. 



g. Facial. 



h. Internal maxillary. 



i. Superficial temporal. 



m. Supraorbital. 



n. External nasal. 



o. Angular branch of facial 



p. Lateral nasal. 



r. Superior coronary. 



s. Inferior coronary. 



t. Inferior labial. 



u. Submental artery. 



plan of the 

 branches. 



of the mouth, and the elevator of the upper lip. Accompanying the 

 artery is the facial vein, which takes nearly a straight course, and 

 lies to its outer side. 



BRANCHES. From the outer side of the vessel unnamed branches 

 are furnished to the muscles and integuments, some of which 



