The threshold potential is the critical level of membrane depolarization (typically around -55mV) that must be reached to trigger an action potential.
The threshold potential is the critical level of membrane depolarization (typically around -55mV) that must be reached to trigger an action potential.
| Front | Define threshold potential. |
|---|---|
| Back | Threshold potential - critical level to which a membrane potential must be depolarised to initiate an action potential |
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