5 Questions
Which structure is responsible for continually and rhythmically sending impulses in the heart?
The sinoatrial node (SA node)
Which group of specialized muscle fibers is the only conduction pathway between the atria and ventricles?
The atrioventricular node (AV node)
What is the function of the AV bundle in the heart's impulse conduction system?
To conduct the impulse down the length of the interventricular septum
Where is the SA node located?
In the wall of the right atrium
Which group of specialized muscle fibers picks up the impulse from the depolarizing atria?
Atrioventricular node (AV node)
Test your knowledge on the cardiac conduction system and electrocardiogram (ECG) interpretation with this quiz. Learn about the components of ECG and how to read an ECG efficiently.
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