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CP 1- ECG exam > 1st Lecture ECG Heart Pathology > Flashcards

1st Lecture ECG Heart Pathology Flashcards

1
Q

Wandering Atrial Pacemaker

A

Impulses arise other than SA node

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2
Q

Sinus dysrhythmia

A

Impulse initiated by SA node, but physic change of rate

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3
Q

Atrial Arrhythmia

A

Premature atrial complex

Ectopic focus initiates impulse

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4
Q

Atrial flutter

A

Rapid ATRIAL depolarization from ONE foci “repeated firing”

AV node blocks some impulses from conducting business to ventricles

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5
Q

What happens to CO with high v rate in A flutter?

A

CO is LOW

Because low blood fills ventricles

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6
Q

A Fib

A

Quivering Atria, from MULTIPLE ectopic foci

None of these foci depolarize the ATRIA
**so No true P wave

AV node gatekeeper–> determines V response

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CP 1- ECG exam (10 decks)

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