BSMH Advanced Arrhythmia Actual Verified Exam
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Which is a systemic cause of cardiac arrhythmias?
A. Fever
B. Rheumatic fever
C. Myocardial infarction
D. 95% oxygen saturation - Answer-A. Fever
Fever is a systemic cause of cardiac arrhythmias.
Which are causes of cardiac arrest? Select all that apply.
A. Bradycardia
B. Drug toxicity
C. Severe shock
D. Ventricular fibrillation
E. Decreased vagal nerve stimulation - Answer-B. Drug
toxicity
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Drug toxicity may cause cardiac arrest. Cocaine and
Demerol are examples of drugs causing cardiac arrest.
C. Severe shock
Severe shock may cause insufficient oxygen, leading to
cardiac arrest.
D. Ventricular fibrillation
Ventricular fibrillation may cause insufficient oxygen,
leading to cardiac arrest.
Which is an accurate term for a heart rate of 48 beats per
minute with a regular rhythm?
A. Atrial flutter
B. Sinus tachycardia
C. Sinus bradycardia
D. Premature ventricular contractions - Answer-C. Sinus
bradycardia
Sinus bradycardia is a slow and regular heart rate of less
than 60 beats per minute.
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Which complication can be a result of atrial fibrillation?
A. Bradycardia
B. Hypertension
C. Heart murmur
D. Cerebrovascular accident - Answer-D. Cerebrovascular
accident
Atrial fibrillation can cause a cerebrovascular accident.
Which action results in ventricular fibrillation?
A. Cardiac muscle fibers contract rapidly and
independently
B. Additional beats arise from ventricular muscle cell
C. A conduction abnormality in one of the bundle branches
D. Cessation of transmission from the atria to the
ventricles - Answer-A. Cardiac muscle fibers contract
rapidly and independently
When cardiac muscle fibers contract rapidly and
independently, it precipitates ventricular fibrillation.