Electrogastrography of the gastric antrum shows a brief period of tachygastria between six and seven minutes, followed by a compensatory pause, and then return of normal pacemaker function with three contractions per minute.
Adapted from: Chen JD, Pan J, McCallum RW. Clinical significance of gastric myoelectrical dysrhythmias. Dig Dis Sci 1995; 13:275.