An ambulatory EEG is where brain activity is recorded throughout the day and night over a period of one or more days. The electrodes will be attached to a small portable EEG recorder that can be clipped on to your clothing.
Orca (film) Orca (also known as Orca: The Killer Whale) is a 1977 American adventure horror film directed by Michael Anderson and produced by Dino De Laurentiis, starring Richard Harris, Charlotte Rampling, and Will Sampson. It is based on Arthur Herzog's novel of the same name.
Orcas are dolphins they are called killer whales because of their size and how they kill. They kill use mostly their weight and the strength of their jaws. An orca, or killer whale, is in the family Delphinidae, making it a dolphin by classification. However, all dolphins are in the order Cetacea, making all dolphins to be whales. Dolphins (and thus orcas) a family in the sub-order of toothed whales, which belongs to the order of whales.