WARM AIR-BATH. 



201 



At injocHon 



Alter injection 



7 uiin. 



12 min. 



26 min. 



50 min. 



1 hr. 26 min. 



2 lir. 4 min. 

 2 hr. 38 min. 



4 hr. 6 min. 



No. 1. 



Temp. 



100 -9' 



107-0 



102 

 101-8 



Rasp. 



104 



No. 2. 



Temp. 



100-8° 



93-1 



about 

 89-5 



88-5 



Resp. 



46 

 28 



30 



No. 1 fast asleep. It was put 

 into a warm-air bath. No. 2 

 not quite asleep. 



No. 2 nearly quite asleep. 

 Lies as it is placed. Reflex 

 movements are slight. 



Shivers verr much with ex- 

 piration, so that the respira- 

 lions are difficult to count. 

 Grunts slightly when the 

 thermometer is introduced 

 into the rectum. 



Both animals are chewing. 



No. 1 is awake. Though still 

 somewliat sleepy, it Mill no 

 longer lie on its l)ack. 



No. 2 cries when pinched. It 

 was put into the warm bath. 



No. 2 is now awake. 



In this experiment (Xo. Ill) the dose was small, and guinea- 

 pig No. 2 recovered, although it was not kept warm, but not till 

 an hour and a half after No. 1, although the latter was the 

 smaller animal, and the dose it received was tlierefore much 

 greater in proportion to its size. 



Expt. IV. Into each of three guinea-pigs 1*1 c.c. of 50 per 

 cent, solution of hydrate of chloral was injected subcutaneously. 

 No. 1 weighed 640 grammes, No. 2, 670 grammes, and No. 3, 



717 grammes. 



