THE PHARYNX. 



1.597 



posterior diameter in the median line is greatest in the naso-pharynx, about 2 cm. 

 The back of the lower part of the soft palate is less than half that distance from the 



FIG. 1353. 



Frontal sinus 



Ha turcica 



Naso-pharyngeai 

 fold 



>ssa of RosenmiiUer 

 Eustachian tube 



'haryngeal tonsil 

 .-5-. Salpingo-palatine fold 



' pharyngeal fold 



Pterygo-mandibular fold 

 Anterior pillar of fauces 



sSS* ' 



i ^Of-'~~i Posterior 



; ij|^~ pharynx 



/ aJ "*<K-- : '- y - I 

 M&Lf- .. i .... 'J Palato-pharyri 



fold 

 < B ^, -vi 



ha 



Ventricle of larynx 

 Thyroid cartilage 



Genio-glossus 



Genio-hyoid 

 Hyoid bon< 



Cuneiform tubercle 

 Tubercle of Santorini 



3 Cricoid cartilage 



(Esophagus 



Tracheal cartilage 



Sagittal section of head, slightly to right of median plane; tongue has heeii pulled down. 



posterior pharyngeal wall. The greatest depth in this direction (3-4 cm.) is at the 

 side, from the anterior pillar to the posterior wall. Behind the cricoid cartilage the 



