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Cardiac Arrhythmia Criteria Quiz

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Questions and Answers

Which part of the heart has the highest rate of spontaneous diastolic depolarization?

AV node

Ventricles

Atria

SA node (correct)

What is responsible for the automaticity property of each cardiac cell?

Retrograde propagation

Spontaneous diastolic depolarization (correct)

Impulse propagation

Conduction system

In what direction does impulse propagation occur in the conducting system?

Both anterograde and retrograde

Retrograde (from ventricles to atria)

No specific direction

Anterograde (from atria to ventricles) (correct)

What happens if the SA node stops functioning?

<p>Another heart cell will start heart activation at a higher rate than that of SA node</p> Signup and view all the answers

Pathological causes such as ischemia and electrolyte disturbance could lead to:

<p>Increase in the excitability and rate of certain heart cells resulting in automatic arrhythmia</p> Signup and view all the answers

Cardiac Arrhythmia Criteria Quiz

Choose a study mode

Podcast

Questions and Answers

Which part of the heart has the highest rate of spontaneous diastolic depolarization?

What is responsible for the automaticity property of each cardiac cell?

In what direction does impulse propagation occur in the conducting system?

What happens if the SA node stops functioning?

Pathological causes such as ischemia and electrolyte disturbance could lead to:

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