114 THE LAND-MARKS OJF 



probably even more rapid within the body, on 

 account of the higher temperature of the 

 economy. 



" 4th. — The altered blood retains its power to 

 absorb gases, and thus to change its own color. 



" 6th. — The blood-corpuscles are unaffected in 

 acute poisoning by crotalus venom, and are 

 rarely and doubtfully altered in the most prolong- 

 ed cases which result fatally. 



" 6th. — The contents of the blood-globule of 

 the guinea-pig can be made to crystallize as is 

 usual after other modes of death." 



Altered reia- Jq respoct to rattlesnake-poisonins;. Weir Mit- 



tione between ^ x- o' 



*''°tusues*°^ chell informs us that among the most constant 

 and most curious lesions in the case of secondary 

 poisoning are the ecchymoses which are found on 

 and in the viscera of the chest and belly ; most fre- 

 quently affecting the intestinal canal, they may 

 and do occur in any cavity and on any organ. 



These ecchymoses are not so extensively met 

 with in cobra-poisoning, but they are to be found 

 in viper-poisoning, and in a minor degree in 

 krait-poisoning. Weir Mitchell thus sums up re- 

 garding acute cases : — 



