What type of ion channel is responsible for the depolarization phase of an action potential?

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Biology

Weiss

25 January, 08:47

What type of ion channel is responsible for the depolarization phase of an action potential?

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Ishaan Foster · Answer 1

The type of ion channels responsible for the depolarization phase of an action potential are Na + (sodium) channels. Sodium ions flow inward through the sodium channels and cause an increase in the concentration of positively charged ions in the cell; this in turn, leads to depolarization.