FLU, FEVER, VOMITING, DIARRHEA: 1  If your symptoms include fever and / or vomiting, contact your doctor. The strains of flu this season can be life threatening. 2  If you are vomiting, don't eat or drink for up to 1 hour after the latest instance. Then try 2 ounces of water or flat lemon-lime carbonated beverages.
GI Motitility In the Stomach. 1  Two types of movement (motility) occur in the stomach: peristalsis and segmentation (mixing). 2  The contractions occur about every 20 seconds and proceed from the body of the stomach toward the pyloric sphincter. 3  About 20% of the contractions in the stomach are peristaltic waves.
Locations of mechanical and chemical digestion. Mechanical digestion occurs in the mouth and stomach, Segmentation is the back and fourth mixing of food in stomach. Chemical digestion occurs in the stomach were Hcl and pepsin forms chyme, the mouth in which salivary amylase breaks down starch to form bolus, and the small intestine specifically the duodenum.