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depolarization

Pronunciation: de-po'lar-i-za'shun

Definition:

  1. A relative reduction in magnitude of polarization; in nerve cells, depolarization may result from an increase in the permeability of the cell membrane to sodium ions.
  2. The destruction, neutralization, or change in direction of polarity.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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