THE SENSES 



137 



Y. Taste. 



Mechanism. The nerve endings connected with the 

 sense of taste are disposed in barrel-shaped structures 



CELLS OP 



ANT. HORN 



FIG. 73. Connections of Semicircular Canals with Central Nervous 

 System. Fes. R. , Vestibular root of eighth nerve sending fibres 

 upwards to CB. (cerebrum) and CBL. (cerebellum), downwards to 

 the centre in medulla oblongata (Med.) t and to Deiters' nucleus 

 (N. Deit.}, from which fibres pass to the oculo-motor mechanism 

 (N.vi.) and to the centres in the anterior horn of the spinal 

 cord. 



in the epithelial covering of the mouth. These taste bulbs 

 are most abundant at the back of the tongue, on the sides 



