Stomach

The main function of the stomach is to process and transport food. After feeding, the contractile activity of the stomach helps to mix, grind and eventually evacuate small portions of chyme into the small bowel, while the rest of the chyme is mixed and ground.  Anatomically, the stomach can be divided into three major regions: fundus (the most proximal), corpus and antrum . Histologically, the fundus and corpus are hardly separable. In the antral area, the density of the smooth muscle cells increases