we investigated the effects of isoproterenol-induced tachycardia ( iit ) on cardiac output and its distribution , on myocardial blood flow and intramyocardial blood flow distribution as well as on regional myocardial glycogen in 8 chronically prepared , near-term fetal lambs and 3 control twins ( for myocardial glycogen only ) .
C0022245
isoproterenol
C0039231
tachycardia