THE ORGANS OF RESPIRATION 



235 



thyrohyoid ligaments, and the lower, which are shorter 

 and thicker, present internally a facet for articulation 

 with the cricoid cartilage. 



Fio. 90 



ARYTENO-EPI- 

 GLOTTIDIAN FOLD 



THYROHYOIDEUS^^ 



THYRO-EPIGLOT 

 TIC LIGAMENT 



THYROID 

 CARTILAGE 



CRICOID 

 CARTILAGE 



CRICOID 

 CARTILAGE 



Sagittal section of larynx, right half. (Testut.) 



The cricoid cartilage resembles a signet ring, is 

 narrow in front, and gives attachment to the crico- 

 thyroid muscle, and behind it to some of the fibers 

 of the inferior constrictor. It is broad behind, with 

 a vertical ridge for the attachment of the longitudinal 

 fibers of the esophagus, and presents at about 

 the middle of the lateral surface a prominence on 

 each side which articulates with the corresponding 



