Heat-Coagulation of Muscles of Northern and Southern Frogs. 557 



Table I. Sartorii Muscles of Bull-Frogs. 



Frog 



1 st Contraction. 

 Commenced. Time. Ended. 



1 



36V, 



100 



42% 



3 



36V* 



460 



43% 



4 



36V. 



320 



44V. 



5 



35 



580 



45 



7 



36Vi 



1210 



44 



9 



35V* 



270 



43V. 



10 



33% 



340 



43 



14 



37 



360 



43 3 / 4 



2nd Contraction. 

 Commenced. Time. Ended. 



Remarks 



52 

 53 

 54 

 55 



52V* 

 52V« 

 53V. 



52% 



500 

 530 

 250 



220 

 320 

 180 

 480 



58 

 58 



58 On ice 5 hrs. 

 No end 



at 75. 

 58 



59V. 



58 

 59 



35,81 



43,71 



53,18 



58,35 Averages. 



Frog 



Table II. 



1 st Contraction. 

 Commenced. Time. Ended 



Tongue (Bull-Frog). 



2nd Contraction. 

 Commenced. Time. Ended. 



2 



34 



370 



43 



52V 



, 240 58 



15 



38V. 



790 



42 3 / 4 



51V 



, 690 57% 



16 



37 



1010 



43 







18 



38% 



730 



42»/. 



Inconsiderable. 



19 



38 



470 



44% 



Inconsiderable. 





37,25 





43,25 



52 



57,75 Averages. 







Table III. Heart. 



(Bull-Frog). 



Frog 



1 st Contraction. 



2nd 



Contraction. 



Commenced. 



Time. 



Ended. 



~ , nenictrits. 

 Commenced. 



1 



39 1 /. 



480 



43 





53% 



2 



42% 



250 



46 





55% ^ery small. 



3 



41V. 





No end. 





56 "Very small. 



4 



30 



330 



39 





44% Very small. On ice 5 hrs. 



5 



41% 



330 



47 





54% 



10 



38% 



260 



44 





55% 



13 



45 



120 



48% 





55 



15 



38V. 





No end. 







16 



37V, 



290 



39% 







18 



40 





No end. 





Strip. 



19 



41% 



220 



44% 





Strip. 



39,65 



43,93 



53,5 



Averages. 



