Heart Blocks Summary Flashcards by Brie Ligotski | Brainscape

Q

1st degree

A

Prolonged PRI

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Q

2nd degree, Type I

A

Progressive prolongation of PRI until a QRS is dropped

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Q

2nd degree, Type II

A

PRI normal, but there is one dropped QRS

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Q

3rd degree

A

P waves not related to QRS bc no communication

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