Which statement best describes the morphology of the P waves in second-degree AV block, Mobitz type II?
A. The P waves are inverted, and the number of P waves equals the number of QRS complexes.
B. The P waves are normal in size and shape, and there is no association between the P waves and the QRS complexes.
C. The P waves are normal in size and shape, and the number of P waves equals the number of QRS complexes.
D. The P waves are normal in size and shape, and there is at least one P wave for every QRS complex.
Answer: D
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