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wrote...
Posts: 235
5 months ago
In third-degree AV block, the site of the block is either the

▸ sinus node or the AV node.

▸ bundle branches or the AV node.

▸ AV node or the Purkinje fibers.

▸ sinus node or the internodal tracts.
Textbook 

EKG Plain and Simple


Edition: 4th
Author:
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wrote...
Posts: 248
5 months ago
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bundle branches or the AV node.
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