Correct Answers/ Updated 2024-2025
Adenosine, when is it used? - ANSWER - Paroxysmal supraventricular tachycardia
Adenosine, what is the effect - ANSWER - slows the heart
adenosine what is the dosage given - ANSWER - 6mg IV push rapidly followed by 20mls of NS.
Adenosine what if the patient does not respond to the 6mg - ANSWER - if no response in 1-2 min give 12
mg and flush. may repeat.
Amiodarone what is the effect - ANSWER - slowing the heart
Amiodarone, when is it used - ANSWER - V-fib, v tach, atrial tachyarrhythmia's
amiodarone what is the dosage given - ANSWER - 150 mg over 10 min if a pulse. no pulse give 300 mg
rapidly and then 150 mg rapid for the next dose.
atropine, what does it do - ANSWER - speeds up the heart; increased conduction through the AV node
Atropine, when is it used - ANSWER - 1st drug given for bradycardia. can be given through the ETT
atropine, what is the dose given - ANSWER - dosing 0.5 mg IV every 5 min. max is 3mg
Warning: a dose <0.5 will actually cause the heart to slow.
dopamine, what is the effect - ANSWER - speeds the heart up and contractility increases.
pg. 1
,it helps manage hypotension when there is no hypovolemia involved
dopamine when is it used - ANSWER - 2nd line drug for symptomatic bradycardia.
dopamine what is the dosage - ANSWER - 2-10 mcg for vasoconstriction
10-20 mcg for contractility effect
for bradycardia give 2-10.
we titrate until the we get the proper effect of the drug.
epinephrine, what does it do - ANSWER - increase heart rate and blood pressure
epinephrine when is it used - ANSWER - cardiac arrest, symptomatic bradycardia, severe hypotension,
and anaphylaxis
epinephrine what is the dose - ANSWER - cardiac arrest 1 mg (10ml of 1:10,000 solution) premix every 3
minutes
bradycardia 2-10 mcg/min titrate to effect for hypotension (remember to tank them up first) no dose on
the study guide.
magnesium sulfate, when is it used - ANSWER - used for cardiac arrest only if torsade's de pointes or
hypomagnesium is suspected
magnesium sulfate, what is the dose - ANSWER - 1-2 grams (2-4 ml of 50% solution) diluted in 10 ml of
D5W IV (no time given)
vasopressin what is the effect - ANSWER - increased blood pressure
vasopressin what is the dose - ANSWER - 40 units IV for V fib and pulseless V tach. can be placed in the
ETT. can take the place of epinephrine for either the 1st or 2nd dose or may not be used at all.
pg. 2
, Mr Adams, a 68 yo patient, complains of feeling "a little funny in his chest". His EKG shows atrial
fibrillation/flutter. Which of the following medications could be used to treat his cardiac rhythm? -
ANSWER - 1)Levophed
2)nifedipine
3)Cardizem *
4)adenosine
A patient becomes apneic and pulseless. The monitor shows asystole. The drug that would most likely be
used initially is - ANSWER - 1)amiodarone
2)atropine
3)epinephrine *
4)lidocaine
When feeding a patient using continuous tube feedings, the most important intervention in preventing
aspiration is to: - ANSWER - 1) keep the head of the bed elevated *
2) aspirate stomach contents q4h for residual
3) check the position of the feeding tube each shift
4) turn the patient frequently
Upon recognizing ventricular fibrillation in a safe environment, the nurse should then - ANSWER -
1)perform a precordial thump
2)establish unresponsiveness *
3)give amiodarone IV
4)check the ECG leads
The most important step in preventing central venous catheter related sepsis is: - ANSWER - 1)use of a
transparent membrane dressing
2)changing the catheter weekly
3)using antibiotic ointment under the dressing
4)thorough handwashing *
pg. 3