THEIR NATURE AND EFFECTS. 9 



weak; twitchiDg of respiratory muscles, also to a less 

 extent of certain muscles in his limbs. 



8.43 A.M. Tongue protruded. 



8.44 A.M. Pupils contracted ; all motion ceased ex- 

 •cept that of heart. 



8.46 A M. Slight spasm of depressors of larynx. 



8.46 A.M. Heart alone acting; pupils suddenly 

 dilated widely. 



8.47 A.M. Heart stopped. Dead. 



Experiment V. 



A large cock had two milligrammes (about "03 grain) 

 of dried cobra-poison, dissolved in one cubic centimetre 

 of distilled water, injected into its leg. 



3.13 p M. Injecticn. 



3.20 P.M. Respirations 30 per minute. 



3.34 P.M. Prefers to sit, but can stand and walk. 



3.38 P.M. Head drooping, as if the neck were too 

 weak to support it, but from time to time the head is 

 raised with a jerk. 



3.39 P.M. Beak rests on ground. 

 Respirations 25 ; can barely stand. 

 Eespiratory movement very shght. 

 Cannot stand. 

 Cannot keep the eyes open. 

 Respirations 19; pupils somewhat con- 



