repolarization
Americannoun
plural
repolarizations-
the act or process of undergoing or causing to undergo polarization again.
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Medicine/Medical. the movement of potassium ions out of cardiac cells after contraction of the heart, returning the cells to their resting state for the next depolarization.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Finally, the T wave is generated by the repolarization of the ventricles and is followed by the next P wave in the next heartbeat.
From Textbooks • Aug. 12, 2015
The rate of depolarization is increased by this additional influx of positively charged ions, so the threshold is reached more quickly and the period of repolarization is shortened.
From Textbooks • Jun. 19, 2013
Lastly, the T wave represents the repolarization of the ventricles.
From Textbooks • Jun. 19, 2013
Figure 19.20 Action Potential at the SA Node The prepotential is due to a slow influx of sodium ions until the threshold is reached followed by a rapid depolarization and repolarization.
From Textbooks • Jun. 19, 2013
The repolarization of the atria occurs during the QRS complex, which masks it on an ECG.
From Textbooks • Jun. 19, 2013
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