Guide. An electroencephalogram (EEG) is a test that measures and records the electrical activity of your brain. Special sensors (electrodes) are attached to your head and hooked by wires to a computer.
The South Korea flag was officially adopted on October 15, 1949. The three black unbroken bars (upper left) symbolize heaven, the trigram (lower left) symbolizes fire, the trigram (upper right) symbolizes water, while the three broken bars (lower right) symbolize earth. The white field represents the traditional color of the Korean people.
See also: Names of Korea. South Koreans refer to themselves as Hanguk-in (Hangul: íêµ­ì¸; hanja: éåäºº), or Hanguk-saram (Hangul: íêµ­ ì¬ë), both of which mean Korean country people.. When referring to members of the Korean diaspora, Koreans often use the term Han-in (Hangul: íì¸; hanja: éäºº; literally Korean people).North Koreans refer to themselves as Joseon-in (Hangul: ì¡°ì ì¸; hanja: æé®®äºº) or Joseon-saram (Hangul: ì¡°ì  ì¬ë), both of which literally mean  Joseon people.thnic Koreans living in Central Asia refer to themselves as Koryo-saram (Hangul: ê³ ë ¤ ì¬ë; Cyrillic script: ÐºÐ¾ÑÑ ÑÐ°ÑÐ°Ð¼), alluding to Goryeo, a Korean dynasty spanning from 918 to 1392.