repolarization
Americannoun
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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.
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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.
This is called repolarization, during which voltage- gated sodium channels close.
From Textbooks ● Jun. 9, 2022
The cell would not undergo repolarization, which is necessary to fire an action potential and then return the cell to the resting state.
From Textbooks ● Jun. 9, 2022
The cell would not undergo depolarization, repolarization, and hyperpolarization, which are necessary to fire an action potential and then return the cell to the resting state.
From Textbooks ● Jun. 9, 2022
The T wave represents the repolarization of the ventricles and marks the beginning of ventricular relaxation.
From Textbooks ● Jun. 19, 2013
In this case, there is a rapid depolarization, followed by a plateau phase and then 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.
