Rhythm Part II Flashcards Preview

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Flashcards in Rhythm Part II Deck (4)
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1
Q

Sinus block

A

An unhealthy SA node that temporarily fails to pace for at least one cycle. The absent p wave is a very important feature

2
Q

First degree AV block

A

Retards AV node conduction, prolonging the PR interval

3
Q

Second degree block type I

A

Produces a series of cycles with progressive blocking of AV node conduction

4
Q

Second degree type II (Mobitz)

A

Usually produce a series of cycles consisting of one normal cycle preceded by a series of paced p waves that fail to conduct through the purkinje fibers