repolarization
Americannoun
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repolarizations
plural
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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.
Other Word Forms
Noun Inflected Forms
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.
The lead II QRS signal also masks the repolarization of the atria, which occur at the same time.
From Textbooks ● Aug. 12, 2015
The repolarization of the atria occurs during the QRS complex, which masks it on an ECG.
From Textbooks ● Jun. 19, 2013
NE shortens the repolarization period, thus speeding the rate of depolarization and contraction, which results in an increase in HR.
From Textbooks ● Jun. 19, 2013
During repolarization, no more sodium can enter the cell.
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
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
