I9I3-] 



AND FUNCTION IN THE NERVOUS SYSTEM. 



493 



rapidly, and the weaker ones slowly but surely blocking the rhythm. 

 Solutions of adrenaline (1:4,000) and epinine (1:2,000) produced 

 symptoms similar to those following the use of thyroid (i : 10,000). 

 Some of the details of the experiment are given in the following 

 records : 



