Bkat Icu Post Test Questions With 100% Correct Answers

Nitroprusside purpose CORRECT ANSWER decreases preload and afterload by vasodilation (mainly afterload) Dobutamine mechanism of action CORRECT ANSWER contractility Dopamine at a low-end dose "renal dose" CORRECT ANSWER 0.5-4mcg/kg/min increases renal and mesentric perfusion Dopamine at a mid-range dose CORRECT ANSWER 4-10mcg/kg/min increases contractility and heart rate Dopamine at a high-range dose CORRECT ANSWER greater than 10mcg/kg/min vasoconstriction and increases BP Dopamine and Levophed infiltration CORRECT ANSWER leads to tissue necrosis Dopamine antidote CORRECT ANSWER regitine (phentolamine) TpA monitor for CORRECT ANSWER bleeding-hemorrhagic CVA diltiazem (cardizem) works by? CORRECT ANSWER (calcium channel blocker) slows ventricular rate by slowing conduction through the SA and AV node Diltazem (cardizem) biggest effect on which hemodynamic CORRECT ANSWER hypotension diltazem is used for patients with CORRECT ANSWER a-fib or a-flutter amiodarone (Cordarone) is a CORRECT ANSWER antiarrythmic prolongs the cardiac duration You MUST use a __________ when using amiodarone infusion CORRECT ANSWER 0.22 micron filter Watch out for ____________ in patients on a amiodarone infusion CORRECT ANSWER hypotension, prolongation of QT interval and bradycardia amiodarone is used for patients with CORRECT 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? CORRECT ANSWER 150mg over 10min for VT