424 HEAD AND NECK 



superior thyreoid notch, which lies above, it constitutes a marked 

 subcutaneous prominence in the neck, which receives the 

 name of the laryngeal prominence (O.T. pomum Adami), The 

 posterior border of each lamina is thick and rounded, and is 

 prolonged beyond the superior and inferior borders of the 

 lamina in the form of two slender cylindrical processes, 

 termed the cornua. The superior cornu, longer than the 



Cartilage triticea 



Thyreo-hyoid membrane. 



Superior cornu of 

 thyreoid cartilage" 



Thyreoid notch 



Prominentia laryngea 

 Crico-thyreoid ligament 



Inferior cornu of thyreoid 

 Cricoid cartilage 



Hyoid Epiglottis 



FIG. 166. Anterior aspect of the Cartilages and Ligaments of Larynx. 



inferior cornu, gives attachment to the lateral thyreo-hyoid 

 ligament. The shorter, stronger inferior cornu curves slightly 

 medially. On the medial aspect of its tip there is a facet 

 which articulates with the side of the cricoid cartilage. The 

 superior border of the lamina is for the most part slightly 

 convex, and anteriorly it dips down to become continuous 

 with the margin of the superior thyreoid notch. The inferior 

 border is to all intents and purposes horizontal, but it is 

 divided by a projection, termed the inferior tubercle, into 



