334 



THE RESPIRATORY SYSTEM 



(false glottis). The ventricular folds cannot normally be 

 approximated to one another, but temporary spasm is said to 

 occur and to account for stammering at initial vowels. 



The ventricle of the larynx is very short ; it is bounded 



FIG. 118. Frontal (Coronal) Section through the Larynx. 

 (TURNER'S Anatomy.) 



E. Epiglottis. 



C. Cricoid cartilage. 



T. Thyreoid cartilage. 



Tr. Trachea. 



V. Laryngeal ventricle. 



c. Epiglottic tubercle. 



ct. Crico-thyreoid muscle. 



f. Ventricular fold (false vocal cord). 

 let. Conus elasticus (crico-thyreoid 

 membrane). 



p. Appendix ventriculi. 



r. Rima glottidis. 



t. Vocal fold (true vocal cord). 

 tct. Thyreo-arytffinoid muscle. 



above by the ventricular folds and below by the vocal folds 

 (true cords). 



The Vocal Fold consists of a strong fibrous band, termed 

 the vocal ligament, which is covered laterally by the musculus 

 vocalis and medially by the mucous membrane of the larynx 



