QUESTIONS AND ANSWERS BUNDLED
PREMIUM RESOURCE
●● 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 effect on the body?.
Answer: increases HR, BP, and contractility
●● what is the first line drug for pulseless arrest?.
Answer: Epinephrine
●● What rhythms are considered fatal?.
Answer: V-fib, Vtach (pulseless), and asystole