2 1 6 Journal of Comparative Neurology and Psychology. 



TABLE II. 



Showing the Number of Nerve-Fibers Counted in the Ventral Roots 

 of the Left Spinal Nerves of Man. 



519 



26.50 mm''' 



7-7 



In Table II attention is called to the following points : 



1. The total number of fibers in the ventral roots of the 



left side is 203,700. 



2. The small root C. Ill has 3,850 fibers. 



3. The large roots C. V-VI — innervating in part the mus- 



cles of the shoulder and flexors of the upper arm. 



