Question

what is stomach explain

Answer 1

stomach is a muscular bag like organ which expands when food enters it. it plays an important role in digestion
the food from the oesophagus reaches the stomach and there the disgestion of fats proteins and carbohydrates take place. wall of the stomach have gastric glands which secrete dilute HCl and to protect the stomach from action of acid under normal conditions , we have a thick lining of muscus all around our stomach . the HCl make the pH aciduc and facilitates the action of enzyme pepsin which further breaks into peptides and peptodes and the Villi in stomach absorbs the nutrients present in food and it reaches psrtially to our vells through our blood stream amd then ,The piloric sphincter of our stmach opens and rhe partially digested food flows to deuordinum in small intestine for complete digestion of food

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Answer 2

Answer:

the stomach is the widest part of the alimentary canal it is a thick wall sac like muscular organ it receives food from the oesophagus and passes into the small intestine the inner lining of the stomach secrete gastric juice which have mucus hydrochloric acid and enzymes present in them

mucus protect the inner lining of stomach hydrochloric acid kill bacteria it also provides the acidic medium needed for digestion of food by the enzymes in the stomach the enzymes in the stomach breakdown protein to simpler substances like amino acid