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).
The pursuit of these five economic goals is inherently an act of normative economics. In fact, the normative part of normative economics is based on the word norm which is synonymous with the word goal.. Normative economics is essentially the pursuit of economic goals.