A normal PR interval:
A) is usually present with all sinus and junctional dysrhythmias.
B) indicates the impulse originated from the AV junction (or close to it) and traveled through the atria and AV node in a regular and unobstructed course.
C) consists of the P wave and a flat line.
D) is seen with wandering atrial pacemaker and multifocal atrial tachycardia.
Correct Answer:
Verified
Q1: You have determined the heart rate and
Q2: The PR interval is the distance from
Q4: The PR interval is normally _ to
Q5: A PR interval of less than 0.12
Q6: A PR interval of greater than 0.20
Q7: PR intervals are considered normal if they
Q8: Shorter than normal PR intervals may be
Q9: Preexcitation:
A) leads to a delayed depolarization of
Q10: When a P' follows the QRS complex
Q11: The most common cause of longer than
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