Answer: Stomach
Explanation:
The gastrointestinal track of the body consists of the mouth, pharynx, stomach, oesophagus and duodenum.
The exact separation of the upper and lower part of the gastrointestinal takes place by suspensory muscle of the duodenum.
The area affected will be stomach out of liver, large intestine and ileum. The gastrointestinal in the human beings helps in intaking the food, breaking the food to get energy and excrete the waste out of your body.
