PETERS, DONOVAN, KAWAI, KWAN-GETT, ZWART AND KOLFF 
411 
300 
200- 
CO 
< 
tr 
o 
o 
100- 
control 
CATECHOLAMINES 
TH70 CI2 
NOREPINEPHRINE 
HRS. PUMPING 
Figure 12. — Plasma epinephrine and norepinephrine in a calf with a total artificial heart. 
20^ 
STEROIDS 
TH70 CI2 
HRS. PUMPING 
Figure 13. — Plasma steroids measured in the same calf (TH70 C12) as the plasma catecholamines were de- 
termined. (Figure 12). 
