An Action Potential

  • Created by: Katy **
  • Created on: 16-04-16 14:51

1. A stimulus, whether it be external or internal, will cause sodium voltage-gated channels to open.

2. Sodium ions will diffuse into the neurone, causing the inside to become more positive.

3. This will then cause more sodium voltage-gated channels to open & more sodium ions to diffuse in. This process is called postive feedback.

4. Sodium ions


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