The PR intervals get progressively longer in:
A) sinus dysrhythmia.
B) 2nd - degree AV heart block, Type I.
C) 1st - degree AV heart block.
D) 3rd - degree AV heart block.
Correct Answer:
Verified
Q8: Shorter than normal PR intervals may be
Q9: Preexcitation:
A) leads to a delayed depolarization of
Q10: When a P' follows the QRS complex
Q11: The most common cause of longer than
Q12: The P'R intervals may vary from beat
Q14: The PR intervals are not measurable in:
A)
Q15: With 3rd-degree AV heart block the PR
Q16: With atrial fibrillation the PR intervals are:
A)
Q17: With 2nd-degree AV heart block, Type II,
Q18: The PR interval denotes depolarization of the
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