At the end of the procedure a flashing light may be placed nearby to see if this affects your brain activity. Sleep EEG or sleep-deprived EEG. A sleep EEG is carried out while you're asleep. It may be used if a routine EEG doesn't give enough information, or to test for sleep disorders.
This is all I could find on years...Prometheus was originally intended as a direct prequel to the 1979 science fiction horror film Alien, set approximately 30 years before the events depicted in the film. Alien supposedly takes place around 2122. Prometheus had a date of 2093 according to the intro.
Xena was developed in 1995 by John Schulian as a secondary character for Hercules: The Legendary Journeys, although Lawless had already appeared as the character Lyla on the episode  As Darkness Falls , on 20 February, 1995.eries ended. Xena is a playable character in the videogames Xena: Warrior Princess, and a selectable character in The Talisman of Fate. In 1999, Lucy Lawless also appeared in the animated television show The Simpsons dressed as her Xena character, during the Treehouse of Horror X.