162 MYOLOGY, OR ANATOMY OF MUSCULAR SYSTEM 



esophagus, and the highest end on a raphe about 1 inch below 

 the basilar process. Superficial fibers of one side become deep 

 in the other, or may join the fibers of another constrictor. 

 This covers the middle constrictor; the superior laryngeal 



FIG. 28 



Muscles of the pharynx. External view. 



nerve and vessels enter the larynx above its upper border, 

 and the inferior nerve and vessels beneath its lower border. 

 Middle Constrictor (hyopharyngeus). Origin, large and 

 small cornua of hyoid, from the stylohyoid ligament; fibers 

 diverge greatly, covering nearly the whole length of the pharynx, 



