UPON THE VASCULAR SYSTEM. 



143 



EXPERIMENT XLIX. — Strong Rabbit which had fasted foe nine hours. Canula in 



Carotid Artery. Trachea open. 



Time. 



Pulse in 10". 



Mean pressure in inches 

 ofHg. 



General Notes. 



3-58' 



40 



3-9 





4- 4' 



41 



4-2 





5' 







10 milligrammes atropia sulphate 

 injected into vein. 



r is" 



54 



37 





8' 20" 



52 



3-9 





9' 30" 







Both depressors divided. 



11' 15" 



51 



38 





13' 







Both vagi divided. 



14' 45" 



58 



3-7 





16' 20" 



49 



3-8 





19' 



48 



3-8 





Result. — No change in pressure or pulse followed division of vagi. 



EXPERIMENT L. — Strong Old Rabbit which had fasted for sixteen hours. Canula in 



Carotid Artery. Trachea open. 



Time. 



Pulse in 10". 



Mean pressure in inches 

 ofHg. 



General Notes. 



11-30' 25" 



48 



4-5 





32' 



47 



4-4 





33' 





- 



10 milligrammes atropia sulphate 

 given. 



34' 



49 



4-5 





36' 18" 



48 



4-6 





37' 







Both depressors divided. 



39' 15" 



47 



4-8 





41' 







Right vagus divided. 



42' 35" 



48 



4-7 





45' 







Left vagus divided. 



48' 20" 



47 



4-8 





50' 



48 



4-7 





54' 5" 



48 



45 





57' 



46 



4-6 





Result. — Division of vagi followed by no change in pressure or pulse. 



VOL. XXVI. PART I. 



2 p 



