640 



ataxia proves to be totally gone. The equilibriuni seiisalion which 

 is augmented through the contact-sensation of the arms is enabled 

 to compensate all tliat is missing. What the eyes could not do, the 

 afFerent-proprioceptive siimuli of the upper limbs could do. They 

 compensated, thus .abolishing the ataxia. 





'1 



) 



t 



^ 



h 



V,un 



Oij.yl, HI tflilOnA I 



K'l i 



Fig. 3. 



Fie. 4. 



