Magnetic resonance imaging (MRI) is a noninvasive medical test that physicians use to diagnose and treat medical conditions.MRI uses a powerful magnetic field, radio frequency pulses and a computer to produce detailed pictures of organs, soft tissues, bone and virtually all other internal body structures.agnetic resonance imaging (MRI) is a noninvasive medical test that physicians use to diagnose and treat medical conditions.
The Guangxu Emperor (14 August 1871 â 14 November 1908), personal name Zaitian (Manchu: Dzai-Tiyan), was the eleventh emperor of the Qing dynasty, and the ninth Qing emperor to rule over China. His reign lasted from 1875 to 1908, but in practice he ruled, under Empress Dowager Cixi's influence, only from 1889 to 1898.
Wang Mang, courtesy name Jujun, was a Han Dynasty official who seized the throne from the Liu family and founded the Xin Dynasty, ruling 9â23 AD. The Han dynasty was restored after his overthrow, and his rule marks the separation between the Western Han Dynasty and Eastern Han Dynasty. Some historians have traditionally viewed Wang as a usurper, while others have portrayed him as a visionary and selfless social reformer. Though a learned Confucian scholar who sought to implement the ...