since the independent effects of metabolic acidosis on fetal avp secretion are unknown , we induced acute metabolic acidemia in fetal sheep at 137 +/- 4 ( mean +/- sd ) days gestation with 1 m nh4cl , while monitoring mean arterial pressure , heart rate , pao2 , paco2 , pha , plasma osmolality , and blood concentrations of electrolytes , avp , dopamine , norepinephrine , and epinephrine .
C0028351
norepinephrine
C0014563
epinephrine