Deck 25: Bradycardia and Tachycardia

Question 1

A patient reports heart palpitation but no other symptoms and has no prior history of cardiovascular disease. The clinic provider performs an electrocardiogram and notes atrial fibrillation and a heart rate of 120 beats per minute. Which is the initial course of action in treating this patient?

A) Administer atenolol intravenously.
B) Admit to the hospital for urgent cardioversion.
C) Refer the patient to a cardiologist.
D) Initiate steps to begin anticoagulant therapy.

Answer 1

C

Question 2

Which cardiac arrhythmia in an unstable patient requires unsynchronized shocks, or defibrillation?

A) Atrial fibrillation
B) Atrial flutter
C) Monomorphic ventricular tachycardia
D) Polymorphic ventricular tachycardia

Answer 2

D

Question 3

A patient prescribed a beta blocker medication is in the emergency department with reports of syncope, shortness of breath, and hypotension. A cardiac monitor reveals a heart rate of 35 beats per minute. Which medication may be used to stabilize this patient?

A) Adenosine
B) Amiodarone
C) Atropine
D) Epinephrine

Answer 3

D