STKOPHANTHUS SARMENTOSUS : ITS PHARMACOLOGICAL ACTION. 



405 



Experiment LXXII. — continued. 







Blood-pressure 















in mm. of Ho\ 













Substance 







— ©■ 



Pulse- 



Respira- 



No. of 





Time. 



administered, 









rate per 



tions per 



trac- 



Notes. 











and its Dose. 



Maxi- 

 mum. 



Mini- 

 mum. 



Aver- 

 age. 



10 sec. 



10 sec. 



ing. 





3.30.20 

















Left vagus stimulated : secondary at 

 100 mm. ; no effect. 



3.30.50 

















Do. at 50 mm. ; no effect. 



3.31.30 

















Do. at zero ; no effect. 



3.32.20 





76 



74 



75 



36 



io 





Pulse movements small. Respiration 

 waves large. 



3.32.40 



Extract of 

















to 



Strophanthus, 

















3.32.50 



0'0002 gram per 

 kilogram, injected. 

















3.33.20 





80 



78 



79 



36 



10 





Do. 



3.34.20 





82 



82 



82 



34 



9 





Do. 



3.35.40 





82 



82 



82 



34 



9 





Do. 



3.36.40 





82 



82 



82 



35 



9 





Do. 



3.36.50 

















Left vagus stimulated : secondary at 

 zero ; no effect. 



3.39.0 





82 



82 



82 



37 



9 





Pulse movements larger. Respiration 

 waves large. 



3.40.0 





82 



82 



82 



36 



9 





Do. 



3.41.00 





82 



82 



82 



36 



9 





Do. 



3.41.40 



Extract of 

















to 



Strophanthus, 

















3.41.50 



0-0002 gram per 

 kilogram, injected. 

















3.42.20 





84 



84 



84 



40 



9 







3.43.20 





84 



84 



84 



40 



11 





Respiration waves large. 



3.45.30 





78 



78 



78 



42 



10 





Do. 



3.48.0 





76 



76 



76 



40 



9 





Do. 



3.48.20 

















Left vagus stimulated : secondary at 

 zero ; no effect. 



3.50.30 





76 



76 



76 



40 



10 





>f 



3.52.0 





76 



76 



76 



40 



9 







3.52.20 



Extract of 

















to 



Strophanthus, 

















3.52.30 



0'0002 gram per 

 kilogram, injected. 

















3.53.20 





80 



76 



78 



38 



10 





Irregularities in the height of the blood- 

 pressure are beginning to develop. 

 Respiration waves large. 



3.54.20 





80 



74 



77 



37 



11 





Do. Many pulse movements are 2 mm. 

 and larger. 



3.55.50 





80 



66 



73 



34 



11 





Do. 



3.57.40 





78 



72 



75 



37 



11 







3.58.0 

















Left vagus stimulated : secondary at 

 zero ; no effect. 



4.0.30 





78 



64 



71 



37 



11 





Some pulse movements 2 mm. Respira- 

 tion waves large. 



4.1.40 

















Left vagus stimulated : secondary at 

 zero ; no effect. 



4.3.30 





76 



56 



66 



35 



11 







4.4.0 



Extract of 

















to 



Strophanthus, 

















4.4.10 



0'0002 gram per 

 kilogram, injected. 

















4.5.10 





76 



70 



73 



32 



11 







4.7.20 





76 



70 



73 



33 



11 







4.8.0 

















Left vagus stimulated : secondary at 

 zero ; no effect. 



TRANS. ROY. SOC. EDIN., VOL. XLVII. PART II. (NO 15). 



60 



