BRAINCAKEHyperpolarisation
When the potassium voltage-gated channels open, lots of potassium ions diffuse out of the axon down their electrochemical gradient.
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Key terms in this lesson
- Resting potential
- The difference in electrical charge across an axon membrane (about -70mV, inside negative relative to outside) when a neurone is not conducting an impulse.
More in Neuronal Communication
- Generator Potential
- Resting Potential
- Depolarisation
- Repolarisation
- The Action Potential
- Nerve Impulse
- Saltatory Conduction
- Synapses
All 38 lessons in Neuronal Communication · All OCR A-level Biology topics