Neuroelectricity is the scientific term used to describe the voltage produced within a biological brain.
In 2373, Lieutenant Commander Tuvok had a neurocortical monitor implanted by the Doctor, which monitored Tuvok's neuroelectricity, in order to prevent the crippling side effects associated with his flashbacks. (VOY: "Flashback")
In 2373, on stardate 50252.3, Lieutenant jg Tom Paris suffered neuroelectric shock from the weapons of the Swarm species. (VOY: "The Swarm")