An individual nerve cell is a neurone. Bundles of these form nerves that run around your body transmitting information. Bundles of these are called possible a nerve trunk or nerve ganglion.
The five goals are typically divided into the three that are most important for macroeconomics (the macroeconomic goals of full employment, stability and economic growth) and the two that are most important for microeconomics (the microeconomic goals of efficiency and equity).
Economic growth can be measured in nominal terms, which include inflation, or in real terms, which are adjusted for inflation. For comparing one country's economic growth to another, GDP or GNP per capita should be used as these take into account population differences between countries. An increase in the capacity of an economy to produce goods and services, compared from one period of time to another.