700 



THE SENSE OF TASTE. 



muscular fibres of which the chief substance of the organ 



is composed. 



Fig. 195.* 



* Fig. 195. Papillar surface of the tongue, with the fauces and tonsils 

 (from Sappey). I, I, circumvallate papillae, in front of 2, the foramen 

 csecum ; 3, fungiform papillae ; 4, filiform and conical papilla? ; 5, trans- 

 verse and oblique rugae ; 6, mucous glands at the base of the tongue 

 and in the fauces ; 7, tonsils ; 8, part of the epiglottis ; 9, median 

 glosso-epiglottidean fold, or frsenum epiglottidis. 



