to test the hypothesis that stimulation of adrenergic receptors in the heart is maximal during maximal exercise , and to determine whether generalized stimulation of adrenergic receptors during strenuous exercise produces significant alterations in the normal regional distribution of blood flow that occurs during exercise , we evaluated the cardiovascular effects of the infusion of dobutamine ( 40 micrograms.kg-1.min-1 ) in mongrel dogs during treadmill running .
C0018787
heart
C0007226
cardiovascular