CMT Cardiac Dysrhythmias and Arrhythmias

Question 1

What is the most common cause of atrial fibrillation?

Accepted Answer

Hypertension.

Answer

Valvular heart disease.

Answer

Congenital heart defects.

Answer

Electrolyte imbalance.

Question 2

Which arrhythmia is characterized by a rapid and irregular heart rate, often over 100 bpm?

Accepted Answer

Atrial fibrillation.

Answer

Ventricular fibrillation.

Answer

Supraventricular tachycardia.

Answer

Bradycardia.

Question 3

Which is a common symptom of ventricular tachycardia?

Accepted Answer

Dizziness, chest pain, and shortness of breath.

Answer

Rapid breathing and high fever.

Answer

Excessive sweating and nausea.

Answer

Fatigue and headache.

Question 4

What is the main treatment for atrial fibrillation in many cases?

Accepted Answer

Rate control and anticoagulation therapy.

Answer

Surgical removal of the heart valves.

Answer

Aspirin therapy only.

Answer

Stimulation of the vagus nerve.

Question 5

What is the primary characteristic of bradycardia?

Accepted Answer

A heart rate under 60 bpm.

Answer

A heart rate over 100 bpm.

Answer

Regular heart rhythm with a high rate.

Answer

Fast heart rate with irregular rhythm.

Question 6

Which of the following is a potential risk associated with untreated atrial fibrillation?

Accepted Answer

Stroke and blood clots.

Answer

Improved circulation.

Answer

Increased energy levels.

Answer

Reduced risk of heart disease.

Question 7

Which arrhythmia is commonly associated with a heart attack?

Accepted Answer

Ventricular fibrillation.

Answer

Atrial fibrillation.

Answer

Sinus tachycardia.

Answer

Second-degree heart block.

Question 8

What is a common treatment for supraventricular tachycardia (SVT)?

Accepted Answer

Medication and electrical cardioversion.

Answer

Rest and hydration.

Answer

Surgical intervention.

Answer

Increased physical activity.

Question 9

What does the term 'paroxysmal' refer to in cardiac arrhythmias?

Accepted Answer

Sudden onset and spontaneous resolution.

Answer

Gradual onset of symptoms.

Answer

Chronic symptoms.

Answer

Slow progression of the condition.