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CSC Cardiac Nursing Subspecialty

Category - Problems

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Which of the following sentences correctly describes the EKG findings of second-degree AV block, Wenckebach?

No relationship between P wave and QRS complex
Progressive lengthening of PR interval followed by a P wave without an associated QRS complex
Prolonged PR interval with narrow QRS complex
Prolonged PR interval with wide QRS complex

Explanation

Answer: B - Second-degree atrioventricular block type I, also known as Wenckebach or Mobitz I, is characterized by progressive lengthening of the PR interval followed by a P wave without an associated QRS complex.

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CSC Cardiac Nursing Subspecialty

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CSC Cardiac Nursing Subspecialty

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