Physiology G.I.T 7080cae5 Migrating motor complexes A Occur upon arrival of food in the stomach B Begin in the lower pa of the small intestine C Are initiated by pacemaker cells in the small intestine D Occur at a rate of 5 cms per minute from the stomach High-Yield Explanation MMC's are seen during fasting, they begin at the stomach and extend up to distal ileum Ref: Ganong 25th ed/page 497