IOO 



PRACTICAL ANATOMY. 



from the pterygo-mandibular ligament ; (3) from the posterior fifth of the mylo- 

 hyoid ridge (Fig. 9) ; (4) from the side of the tongue. The muscle is inserted 

 into the pharyngeal spine of the occipital bone and into the median raphe. 



Stylo-hyoid 



Ligament urn pharyngeum 



XI 



Posterior belly of 

 digastric 



Sterno-mastoid 



Rectus capitis 

 anticus major 



Etylo-pharyngeus 



Stylo-glossus 



Internal pterygoid 



SUPERIOR 

 CERVICAL 

 GANGLION 



Middle constrictor 



Cummon carotid 

 artery 



Inferior constrictor 



GANGLION 

 THYROIDEUM 

 (VARIETY) 



THYROID GLAND 



Inferior thyroid 



artery 

 Subclavian artery 



RECURRENT 

 LARYNGEAL 

 NER VE 



Internal carotid' 



artery 



RIGHT 



SYMPATHETIC 



Oceiii Hal artery 



Posterior belly of 

 digastric 



DESCENDENS 

 HYI'OGLOSSI 



Common carotid 

 artery 



Sterno-mastoid 



TWIG OF 

 RECURRENT 



LARYNGKAL TO 



PHARYNGEAL 



PLEXUS 



Thyroid axis 



INFERIOR 

 CERVICAL 



GANGLION 



RECURRENT 

 LARYNGEAL 



PLEXUS GULJE 



RIGHT 

 PNEVMOGASTRIC 



Thoracic aorta 



Crus of diaphragm . 



FlG. 6l. DlSTRIHUTION OF THE PNEUMOGASTRIC Xl.KVK, VI K\VKI > 1 ROM 11K1IIND. (Krause.) 



What can you say of tlic structure of tlic pliaryn.v f 



It has three- coats : ;i ;,V/Y,VW.V,, vb.idi is continuous with the mucous membrane 

 of the cavities-with which the ^haCrya>: communicates ; a muscular coat, special- 



