... synchrony(SBS) in, 82, 87 sharp transients as, 75 sharp waves as, 75 , 77 , 79 –81sharp-and-slow waves in, 87 sleep and, 78 spike waves as, 75 , 80spike-and-polyspike discharge in,82spike-and-slow wave dischargeas, ... of, 75 , 76 polyspike-and-wave discharge as, 75 polyspikes as, 75 positive spikes in, 77 rapid eye movement (REM) sleepand, 78 rolandic sharp waves in, 81scalp EEGs and, limitations of, 73 74 secondary ... and, 71 occipital spikes and, 72 parietal spikes and, 72 photic stimulation and, 71 photoparoxysmal response and, 71 scalp EEGs and, limitations of, 73 74 spike-and-wave discharges and, 71 Equipment/machinery-related...