Chap 25 (exam 3)

Question 1

The nurse notes in the patient’s medication history that the patient is receiving a lidocaine infusion. Based on this finding, the nurse interprets that the patient has which disorder?
Atrial fibrillation
Bradycardia
Complete heart block
Ventricular dysrhythmias

Answer 1

Ventricular dysrhythmias

Question 2

When monitoring a patient who is taking quinidine (Quinidex), the nurse recognizes that possible adverse effects of this drug include which of these conditions? Select all that apply:
Weakness
Tachycardia
Gastrointestinal upset
Tinnitus
Ventricular ectopic beats

Answer 2

Gastrointestinal upset
Tinnitus
Ventricular ectopic beats

Question 3

The nurse is administering amiodarone (Cordarone) and should monitor for which potential adverse effect? 
Pulmonary toxicity
Hypertension
Urinary retention
Constipation

Answer 3

Pulmonary toxicity

Question 4

A patient is about to receive a dose of verapamil (Calan). The nurse notes that this medication is used to treat which condition?
Cardiac asystole
Heart block
Ventricular dysrhythmia, including premature ventricular contraction
Recurrent paroxysmal supraventricular tachycardia (PSVT)

Answer 4

Recurrent paroxysmal supraventricular tachycardia (PSVT)

Question 5

A patient is experiencing a rapid dysrhythmia, and the nurse is preparing to administer adenosine (Adenocard). Which is the correct administration technique for this drug?
It should be given as a fast intravenous push
It should be given intravenously, slowly, over at least 5 minutes
It should be taken with food or milk
It should be given as an intravenous drop infusion

Answer 5

It should be given as a fast intravenous push

Question 6

If a drug has a prodysrhythmic effect, then the nurse must monitor the patient for which effect?
Decreased heart rate
New dysrhythmias
A decrease in dysrhythmias
Reduced blood pressure

Answer 6

New dysrhythmias

Question 7

A patient will be starting therapy with quinidine (Quinidex). Which of these drugs, if also on the patient’s medication list, may cause a potential drug interaction? Select all that apply:
Cimetidine (Tagamet)
Amiodarone (Cordarone)
Digoxin (Lanoxin)
Warfarin (Coumadin)
Erythromycin (Erythrocin)

Answer 7

Amiodarone (Cordarone)
Digoxin (Lanoxin)
Erythromycin (Erythrocin)

Question 8

What is the correct intrinsic rate for the SA node?

Answer 8

60-100 beats/min

Question 9

What is the correct intrinsic rate for the Atrioventricular node?

Answer 9

40-60 beat/ min

Question 10

What is the correct intrinsic rate for the Purkinje fibers?

Answer 10

40 or fewer beats/min