To an insurance company, an insurable interest is the basic reason for issuing a legal insurance cover, to an insured (or beneficiary) it gives the legal right to enforce an insurance claim.
The change in membrane potential occurring in nerve, muscle, or other excitable tissue when excitation occurs. action potential. A momentary change in electrical potential on the surface of a neuron or muscle cell. Nerve impulses are action potentials.
Â· just now. 1  Action Potential Direction. 2  M S is right. 3  because axons are usually for one purpose and that is to give the muscle the signal to move, the muscle does not tell the axon anything or give energy to the axon. 4  Wave of depolarization moving as voltage-gated ion channels open.