294 



THE NERVOUS SYSTEM 



greater development of the association centers in man, suggests that these are of 

 especial significance for the higher intellectual functions. 



VisuQ-tCHSOry 



Fig. 223. 



Fig. 224. 



Figs. 223 and 224. Areas of the human cerebral cortex each of which possesses a distinctive 



structure. (Campbell.) 



In the present state of our knowledge of cortical activity and its relation to 

 consciousness it is the part of wisdom to be very conservative in locating any 

 mental faculty or fraction of our conscious experience in any particular part of 



