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BKAT ICU Post Test Exam With Complete Solution 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 through the SA and AV node Diltazem (cardizem) biggest effect on which hemodynamic - Answer hypotension diltazem is used for patients with - Answer a-fib or a-flutter amiodarone (Cordarone) is a - Answer antiarrythmic prolongs the cardiac duration You MUST use a __________ when using amiodarone infusion - Answer 0.22 micron filter Watch out for ________in patients on a amiodarone infusion - Answer hypotension, prolongation of QT interval and bradycardia amiodarone is used for patients with - Answer a-fib, a-flutter and VT how much amiodarone is given to a stable VT with a pulse and a unstable pulseless VT/VF? - Answer 150mg over 10min for VT with pulse 300mg push; repeat x1 at 150mg Epinephrine has what Purchase document to see full attachment