During an EEG, the electrical signals of the brain are recorded. This electrical activity is detected by electrodes, or sensors, placed on the patient's scalp and transmitted to a polygraph that records the activity.
Mardi Gras Beads or throws are a fun part of the Carnival festivities in New Orleans, Louisiana.
What do the colors of Mardi Gras symbolize? A: The New Orleans Mardi Gras colors of purple, gold and green symbolize justice, power and faith, respectively. These are the colors that are most commonly a... Full Answer >