MOTOR FUNCTIONS OF CEREBRAL CORTEX OF CAT 



207 



The very wide distribution of the fields for certain types of 

 movements is at once noted on inspection of the diagrams. . For 

 example, the field for flexion of the hind knee, figure 38, occupies 



35 



(10) 





39 



4-1 



FIGS. 32 TO 41 



\ '^) 



practically the posterior three-fifths of the entire motor field on 

 the left and the posterior two-fifths of the total motor field on 

 the right. Flexion of the hind ankle, figure 40, is obtained 

 from numerous points scattered thickly over the entire motor 



