<prompt> Pacemaker complex of stomach is located in:FundusMidpoion of the body of stomachPylorusGastro-duodenal junction  <response>: Pacemaker complex is located in the wall of the stomach near the midpoion of the body of stomach. Co-ordinated contractions of stomach, after the arrival of food, arise in this region of the stomach. These waves,are not action potentials. Instead, they are slow, undulating changes in the resting membrane potential. 