ECG wave components Flashcards

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1
Q

P wave

A

atrial depolarization

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2
Q

PQ interval

A

time for atrial kick to fill ventricles

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3
Q

QRS wave

A

ventricular depolarization
, then
atrial repolarization

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4
Q

S-T segments

A

time for emptying, enters the ventricles before relaxation/repolarization

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5
Q

T

A

ventricular repolarization

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6
Q

U wave

A

relaxation of Purkinje fibers - not common

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