<prompt> Dopamine given in acute CHF does not act on which of the following receptorsD1 receptorsβ1 receptorsα1 receptorsNone of the above  <response>: Dopamine is given at the dose of 2 - 10 μg kg min in acute CHF, and dopamine acts on α1 receptors only at doses 10μg kg minDoseReceptorsAction 2 μg kg minD1Renal vasodilation2 - 10 μg kg minβ1Cardiac stimulation 10 μg kg minα1 Vasoconstriction 