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8 Cards in this Set
- Front
- Back
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axis refers to the __ of depolarization as it passes through the heart.
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direction
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we can demonstrate the general direciton of the movement of depolarizaiton by using a __.
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vector
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the vector shows the direction in which __ is moving.
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depolarization
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the qrs complex represents the simultaneous depolization of both__
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ventricles
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what is considered the "tail of the vector" or the origin of the mean qrs vector?
-sa node -av node -bundle of his |
av node
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which direction does a normal pt vector head?
-down and left -down and right -up and left |
down and left
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Depolarization is an advancing wave of __ ions.
-Na -K -Cl |
Na
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the mean vector tends to point toward the ventricular hypertrophy adn away from __ __.
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myocardial infarction
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