PHYSIOLOGY. 



Fig. 252. Mesial Aspect of Left Hemisphere of a European 

 Brain. (QuAiN.) 



Sulci Ko., Upper end of Rolandic. p.c.m., Mesial precentral. f B> Mesial 

 frontal, c.m., Calloso-marginal. pr. I., Prelimbic (anterior end of calloso-mar- 





