disorders of digestive system

The inflammation of the intestinal tract is the most common ailment due to bacterial or viral infection.the infection are also caused by the parasites of intestine like tapeworm,roundworm,threadworm,hookworm,pinworm etc. Jaundice:-the liver is affected,skin and eyes turn yellow due to the deposit of bile pigments. Vomiting:-it is the enjection of stomach contents through the mouth.this reflex action is controlled by the vomit centre in the mendulla.a felling of nausea precedes vomiting. Diarrhoea:-the abnormal frequency of bowel movements and increased liquidity of the faecal discharge is known as diarrhoea.it reduces the absorption of food. Constipation:-in constipation,the faeces are retained within the rectum as the bowel movements occur irregulary. Indigestion:-in this condition,the food is not properly digested leading to a feling of fullness.the causes of indigestion are inadequate enzme secretion,anxiety,food poisoning,over