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.
Mardi Gras is considered to be the last day for indulging in the pleasures of the flesh before Lent begins. In fact, the word Carnival means âfarewell to the flesh,â and comes from the Latin words carnis (âfleshâ) and vale (âfarewellâ). This festival is so popular that millions celebrate it.