ACTION ON CIRCULATION AND 15ESP1KATI0N. 



121 



Exp. VIII. — March 9. — A middle-sized dog was put under chloroform, and 

 the ha;madynamometer applied to the carotid. 



Time. 



P.M. 



5.20' 



3.30' 

 3.35' 



3.30' 

 3.40' 



3.42' 

 3.45' 

 3.49' 35 

 3.50' 

 3.55' 

 3.56' 30 



Mercurv. 

 Mx. & Min. 



Indies. 

 C -0— G -7 

 5-5— 6-7 



5-5— G -5 



5 -5 — 7 

 5-2—7 



5-7— 7-8 



4-8 



5-0-7 



5 -7—7 -5 



Remarks. 



Mercury sinks markedly with eX' 

 piration (inspiration?). Dog ap- 

 pears to be free from chloroform, 

 and seems to feel pain as he 

 groans. 



Injected ith of a grain of digita- 

 line in water into the jugular 

 vein. 



Dog micturated and voided faeces. 



Pulse regular and stronger than 

 before. 



Injected i of a grain more. 



Pulse regular. 



Mercury went down as low as 48. 



Pulse markedly smaller, irregular, 

 and with occasional intermis- 

 sions. 



With respiration the merjurj falls 

 more markedly than be lore. 



