in control rats and in those administered ethanol and/or lead for 10 months , noradrenaline ( 16 micrograms kg-1 min-1 given iv 1 h post-occlusion for a 15-min period ) induced a similar number of ectopic beats during the infusion period , although these arrhythmias persisted beyond the infusion period in treated animals only .
C0340464
ectopic beats
C0003811
arrhythmias