Types of small intestinal movement 3. Peristalsis: propels the small intestinal contents towards the large intestines peristaltic rush: initiated by the harmful stimulation 4. MMC Occurs during fasting state moves any undigested material still remaining in the small intestine into the large intestine prevents bacteria from remaining in the small intestine long enough to grow and multiply excessively 1010 3. Peristalsis: propels the small intestinal contents towards the large intestines peristaltic rush：initiated by the harmful stimulation 4. MMC: Occurs during fasting state moves any undigested material still remaining in the small intestine into the large intestine prevents bacteria from remaining in the small intestine long enough to grow and multiply excessively Types of small intestinal movement