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Home Q & A Board Biology-Related Homework Help Medicine
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david fabos david fabos
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5 years ago
Third-degree AV block has

▸ a constant PR interval.

▸ a varying R-R interval.

▸ one P wave to each QRS.

▸ a varying PR interval.
Textbook 
EKG Plain and Simple

EKG Plain and Simple


Edition: 4th
Author:
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all is normal
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vande746vande746
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5 years ago
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david fabos Author
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5 years ago
Correct Slight Smile TY
54321abs
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Yesterday
Thank you, thank you, thank you!
jbag1237
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2 hours ago
You make an excellent tutor!
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