Theoretically, a recognized member of the modern state system possessing formal sovereignty and occupied by a people who see themselves as a single, united nation. Most nations and states aspire to parlance, nation-state is used as a synonym for country or state.
In biology, depolarization is a decrease in the absolute value of a cell's membrane potential. Thus, changes in membrane voltage in which the membrane potential becomes less positive or less negative are both depolarizations.
What does depolarization mean in this sentence: &quot;Excitation of this group of cells results in depolarization of both atria instantaneously&quot; Source(s): depolarization mean: https://shortly.im/iY5A6.