Definition of action potential in English:
The change in electrical potential associated with the passage of an impulse along the membrane of a muscle cell or nerve cell.
- An outstanding example of the success of this approach is the experimental analysis of the resting potential and the action potential (nerve impulse) by Hodgkin and colleagues in the late 1940s.
- During transduction, potassium floods into the hair cell, depolarising the cell and triggering an action potential in the associated cochlear neurones.
- The latter is known to be due to the fact that hypocalcemia prolongs the duration of phase two of the action potential of cardiac muscle.
Definition of action potential in:
- British & World English dictionary
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