The nurse notes that PR intervals are getting progressively longer before a QRS complex is dropped on a patient's cardiac rhythm strip. The nurse interprets this as which cardiac dysrhythmia?
A) First-degree atrioventricular (AV) block
B) Second-degree AV block, Mobitz I
C) Secondary-degree AV block, Mobitz II
D) Third-degree AV block
Correct Answer:
Verified
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