EKG Flashcards by Emma <3 Meagher

Q

P wave

A

Atrial depolarization;

Atrial repolarization masked by QRS

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Q

PR interval

A

Conduction delay through AV node

<200msec

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Q

QRS complex

A

Ventricular depolarization

<120msec

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Q

QT interval

A

mechanical contraction of the ventricles

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Q

T wave

A

Ventricular repolarization,

T-wave inversion may indicate recent MI

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Q

ST segment

A

Isoelectric, ventricles depolarized.

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Q

U wave

A

Hypokalemia and bradycardia

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