The mineral necessary for nervous conduction is

Select the correct option for the permeability of the axonal membrane in a resting state for $K^{+}$,$Na^{+}$,and negatively charged proteins.

During depolarization of a nerve . . . . . . .

Given below is a diagram of a resting nerve fibre in a polarised state. Select the option which illustrates the correct distribution of $Na^{+}$ and $K^{+}$ ions along the membrane.

What is the conduction of an action potential at the Nodes of Ranvier called?

In a resting neuron,the axonal membrane is