502 



BRAIN MECHANISMS AND LEARNING 



the patterns of discrimination Ill-ab may serve as illustration. Ideally, one 

 of two possibilities might have obtained on these transfer tests: the cat 

 might have chosen pattern Ill-a preferentially because of the cross- 



a 



b 



IE 



LLL 



Fig. 10 

 The two pairs of test patterns used in conflict 

 conditioning. The similarity between the two 

 i( and b patterns is easily seen. 



availability of information through the corpus callosum tending to 

 establish such a response tendency in the contralateral mechanism being 

 tested; alternatively, the cat might have chosen pattern Ill-b because of its 



Table VIII 



INTEROCULAR TRANSFER FOLLOWING TRAINING OF CONFLICTING DISCRIMINA- 

 TIONS THROUGH THE SEPARATE EYES 



close resemblance to the positive, rewarded pattern of discrimination iii-ba 

 which had just been taught through the eye being tested. Reference to 

 Table VIII reveals that all cats tended very strongly to choose pattern 



