168 



A TEXTBOOK OF PHYSIOLOGY 



FIG. 70. ARTERIAL PRESSURE ; EFFICT OF ASPHYXIA. ANIMAL AN/ESTHKTIZED AND 



CURARIZED. (L. H.) 



At A the artificial respiration was stopped. The large oscillations are Traubc- 



I Hcring curves. 



Duration in hvmr'redths 

 of a second 

 ! 100 



10 



Pulse -frequency \ 50 60 TO 80 00 100 



per minute / 



Fis. 71. DURATION OF SYSTOLE AND OF DIASTOLE WITH DIFFERENT PITLSE- 

 FREQTTENCIES. (Waller.) 



