nvts. 



n.v. 



arts. 



^Kb.„ 



2k 



25 



/2q 



^^^ 



Fig. 2 Outline drawing of the roots of the vagus and accessory nerves from 

 an osmic acid preparation: a, vagus rootlets; b, bulbar rootlets of the accessory; 

 c, spinal root of the accessory. Dog. X 27. 



Fig. 3 Roots of the vagus and accessory nerves from a pyridine-silver prepa- 

 ration: a, vagus rootlets; b, bulbar rootlets of the accessory; c, spinal root of the 

 accessory. Dog. X 37. 



37 



