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.
Fiesta beads are strings of colored glass or plastic beads typically worn as necklaces during Mardi Gras or other celebrations. They are usually simply referred to as beads during festivities.