Medical Definition of afferent. : bearing or conducting inward; specifically : conveying impulses toward the central nervous systemâcompare efferent.
Imperial Weight Units. The imperial system of weights, or more correctly the avoirdupois system of weights is the standard system of weight in the United States and is still in common usage in the United Kingdom. The system is based on a pound (lb) of 16 ounces (oz).
Imperial Mammoth (Mammuthus imperator) males weighed over 10 tons, and some individuals of the Songhua River Mammoth of northern China (Mammuthus sungari) may have tipped the scales at 15 tons. Compared to these behemoths, the five- to seven-ton Woolly Mammoth was an insignificant runt!