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THE STOMACH
 STOMACH It is one of the organ in alimentary canal (digestive tract). It is a muscular sac present between the esophagus and the small intestine. Stomach has different parts they are :1) Cardia, it is the first portion of the stomach. 2) Fundus, it helps in storing the undigested food along with the gases released during chemical digestion of food.3)Corpus or body of the stomach, it is the place where the bulk of partial digestion occurs and it is the largest part among the four parts of the stomach. 4) Pylorus, it is the last part of the stomach via which the partially digested food moves into the small intestine.

The inner lining of the stomach secrets Mucous, Hydrochloric acid and digestive juices. The Mucous helps in protecting the lining of the stomach. Hydrochloric acid is a acid which helps in killing the bacteria that entered along with the food that we consumed by maintaining the medium acidic. The acidic medium helps the digestive juices to make the complex substances to simpler food substances.