Cardiology Quiz 4 Flashcards

1
Q

A regular rhythm with inverted P waves before each QRS complex, a ventricular rate of 70 beats/min, and narrow QRS complexes should be interpreted as a(n):
A) ectopic atrial rhythm.
B) junctional escape rhythm.
C) supraventricular tachycardia.
D) accelerated junctional rhythm.

A

D) accelerated junctional rhythm.

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2
Q

If an impulse generated by the AV node begins moving upward through the atria before the other part of it enters the ventricles:
A) the PR intervals will be greater than 0.20 seconds.
B) an upright P wave will appear after the QRS complex.
C) an inverted P wave will appear before the QRS complex.
D) a small, inverted P wave will be buried in the QRS complex.

A

C) an inverted P wave will appear before the QRS complex.

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