Anatomy and Physiology of the Larynx, 



87 



three ; it is about the centre of the cavity of the larynx, 

 and is formed by the vocal cords on each side in front, and 



Fig. 4. — view of the entrance to the horse's larynx,^seen 



FROM THE MOUTH, THE VOCAL CORDS BEING IN THE POSITION 

 THEY OCCUPY IN TRANQUIL RESPIRATION (EXPIRATION). 



a, Epiglottis, pointing towards the mouth, h b, Arytsenoid car- 

 tilages, c c, Vocal cords thrown rather into relief to make them more 

 distinct, d. Glottis or opening between the vocal cords into the trachea. 

 e e, Ventricles of the larynx leading to the vocal pouches or Morgagni's 

 ventricles, and surmounted by the false vocal cords or bands on which 

 the letters are placed. //, Processi musculares or angles of the ary- 

 tasnoid cartilages into which the dilator muscles of the larynx are in- 

 serted, g, Ridge of the cricoid cartilage. 



the bases of the arytsenoid cartilages on each side behind 

 (Figs. 1, g; S, 3; 5, c d). The space between the vocal 



