In anatomical terms, an afferent is a vessel or other conduit that brings substances towards a central area, which is often a major organ like the brain or the heart. It is the opposite of an efferent vessel, which carries substances away from these central locations.
The system of imperial units or the imperial system (also known as British Imperial) is the system of units first defined in the British Weights and Measures Act of 1824, which was later refined and reduced.
Imperialism is a system where a powerful nation rules and exploits one or more colonies (collectively known as an empire). In most cases the imperialist nation establishes control over new territory by coercion â for example, through infiltration and annexation, political pressure, war and military conquest.ere is a list of the more significant imperial powers of the early 1900s: Global empires in 1914. The British Empire took in India, South Africa, Australia, New Zealand, Canada, Hong Kong, parts of north Africa, islands in the Pacific and Caribbean and concessions in China.