Electrocardiogram (ECG)
Cardiovascular System
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Cardiovascular Physiology
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Cardiac
Q. The PR interval:
a
Marks the duration of ventricular depolarization.
b
Marks the duration of atrial repolarization.
c
Marks the time it takes for electrical signals to reach the ventricles.
d
Marks the duration of ventricular repolarization.
e
None of the above.
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