RETENTION OF INHIBITORY ACTION. 219 



Temp. 100-9° F. Pulse 76. 

 pause of another second, and then 3 or 4 beats 

 occurring together again. 



114-5 14i 



Left vagus irritated , stillstand ' 



Afterwards 18 



The beats now became slow and almost imper- 

 ceptible , 114-8 stopped 



The thorax was quickly opened. The heart was still. On 

 irritating the left vagus in the neck by a strong induced cur- 

 rent, a slight vermicular movement occurred in the heart. 

 After stopping it could be again excited by direct irritation of 

 the heart. 



The viscera were not congested ; there was no extravasation; 

 the blood was fluid ; and there was no trace of a clot in the 

 hean or vena cava. 



