Dsyrythmia Flashcards

1
Q

Morphology of 1st degree heart block

A

Prolonged PR interval (more than 0.2s)

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2
Q

Morphology of second degree type 1

A

Prolonged PR interval (0.20s)
Progressively lengthening PRI until there is a dropped beat

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3
Q

Morphology of second degree type 2

A

Constant PRI with dropped beats (P wave but no QRS to follow)

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4
Q

Third degree heart block (complete)

A

Wide complex/bizarre QRS with no relation to P waves due to absence of AV nodal conduction

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5
Q

Idioventricular rhythm

A

Regular, Brady 20-40, no P waves, wide complex QRS

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