In AVNRT:
A) accessory conduction pathways exist between the atria and ventricles that bypass the AV node and bundle of His and allow the atria to depolarize the ventricles earlier than usual.
B) increased automaticity causes the AV node to discharge at an abnormally fast rate.
C) fast and slow pathways located within the right atrium in close proximity to or within the AV node allow for development of SVT.
D) the ventricles discharge at an abnormally fast rate and depolarize the AV node in a retrograde fashion.
Correct Answer:
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Q16: Match the following junctional rhythms with the
Q17: Match the following junctional rhythms with the
Q18: Accelerated junction rhythm has:
A) a regular rhythm.
B)
Q19: Causes of accelerated junctional rhythm include:
A) increased
Q20: Junctional tachycardia has:
A) an irregular rhythm.
B) a
Q22: Criteria for WPW include:
A) a PR interval
Q23: Initial treatment of unstable junctional tachycardia includes:
A)
Q24: Impulses that originate in the AV junction
Q25: P' waves that originate from the AV
Q26: PJCs are thought to result from enhanced
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