92 BULLETIN OF THE LABORATORIES 



h. Nucleus of root Vlllth nerve. 



i\ Root of Vth nerve. 



</. Nucleus of Vth nerve. 



.'. Openings left by the removal of the fibre bundles of VI and VII. 



PLATE XVII. 

 W. G. Tight. 



Fig. I. A transverse section of the medulla a little cephalad from Fig. 3, 

 Plate XVI. 



a. Entrance of Vlllth nerve. 



b. Nucleus of Vrilth nerve root. 



c. Deiter's nucleus. 



(/. Nucleus of Vlth nerve. 



e. Olivary body. 



/- Genu of Vllth nerve. 



Fig. 2. A tran.sverse section of the medulla taken at the entrance ot the 

 Vllth and Vlth nerves, 



a. Entrance of the Vllth nerve. 

 /k Genu of the Vllth nerve. 



c. Entrance of fibres of Vlth nerve. 



d. Nucleus of Vlth nerve. 

 <•. Olivary body. 



f. Deiter's nucleus. 



,V Internal nucleus of Vlllth nerve. 



Fig. 3. A transverse section of the medulla and cerebellum taken at the en- 

 trance oi the caudad bundle of the Vth nerve. 

 (1. Fibres of Vth nerve. 



b. Motor nucleus of Vth. 



r. Sensory nucleus of Vth nerve. 

 <i. Olivary body. 



e. Cephalad extension of internal nucleus of Vlllth ne.ve. 



/. Spur from Deiter's nucleus. Fig. 3 is reduced somewhat below the size 

 of the other figures in order to show the form and arrangement of the cro.ss-.section 

 of the cerebellum. 



Fig. 4. Magnified view of cells from the motor nucleus of Vrh nerve, Fig. t,-^- 

 Fig. 5. A cluster of cells from the nucleus of the Vlth nerve, Fig. 2-d. 



PLATE XVIIL 



W. G. TlOHT. 



Fig. I. A transverse section of the medulla taken at ihc entrance of the Vth 

 nerve. 



a. Root of Vth nerve. 



