BKAT ICU Post Test (latest ) Verified Answers by Expert.

BKAT ICU Post Test (latest ) Verified Answers by Expert. Nitroprusside purpose - Answer - decreases preload and afterload by vasodilation (mainly afterload) Dobutamine mechanism of action - Answer - contractility Dopamine at a low-end dose "renal dose" - Answer - 0.5-4mcg/kg/min increases renal and mesentric perfusion Dopamine at a mid-range dose - Answer - 4-10mcg/kg/min increases contractility and heart rate Dopamine at a high-range dose - Answer - greater than 10mcg/kg/min vasoconstriction and increases BP Dopamine and Levophed infiltration - Answer - leads to tissue necrosis Dopamine antidote - Answer - regitine (phentolamine) TpA monitor for - Answer - bleeding-hemorrhagic CVA diltiazem (cardizem) works by? - Answer - (calcium channel blocker) slows ventricular rate by slowing conduction thr