A. Section of normal cerebellum of rabbit. B. Section of cerebillum of rabbit 

 killed immediately after 25 minutes of fright. C. Section of cerebellum of rabbit after 

 40 minutes of fright, killed after 2J hours of rest. D. Section of cerebellum of rabbit 

 frightened twice a day for two weeks. 



FIG. 18. EFFECT OF FRIGHT, ACUTE AND CHRONIC, ON THE BRAIN-CELLS 

 OF A RABBIT. 



