Biology A-Level
discrete impulses
What discrete impulses means in Biology A-Level, as defined for AQA.
Definition of discrete impulses
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Reference: AQA
Each action potential is a separate event that cannot merge with or overlap the one before.
Topics that use discrete impulses
- Nerve impulses (A-level only) (AQA A-Level)
Related terms
- absolute refractory period
- axon and dendrites
- depolarisation
- differential membrane permeability
- local currents
- maximum impulse frequency
- myelin sheath
- nodes of Ranvier
Using discrete impulses in the exam
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