Q:

Depolarisation of the cell membrane involves:

waelhammad
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2022-10-19
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Depolarisation of the cell membrane involves: 

  1. sodium channels opening to allow Na + to fl ow in.
  2. potassium channels opening to allow K + to fl ow in
  3. chloride pumps quickly pumping large amounts of Cl − outside.
  4. electrical attraction between K + inside and Cl − outside.
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waelhammad
2022-10-19
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A: The infl ux of positive Na ions changes the polarisation of the cell from negative inside to positive inside at that location on the membrane. This reversal is called depolarisation. 

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