Zang-fu

II. FU ORGANS -> Stomach

The stomach is situated in the epigastrium, its by the cardia with the esophagus, and its lower with the small intestine through the pylorus. Its upper outlet connected outlet communicating channel connects with the spleen, with which it is externally-internally related. Its main function is to receive and decompose food. That is to say, the stomach receives and temporarily stores the food mass coming from the mouth through the esophagus while partially digesting it and then sending it downward to the small intestine. That is why the function of the stomach is normal when its qi is descending and abnormal when its qi i& ascending. The stomach and spleen act in co-operation and are the main organs carrying on the functions of digestion and absorption. It is said that the spleen and stomach are the source of health.

II. FU ORGANS -> Large intestine

The large intestine is situated in the abdomen, its upper end connected with the small intestine by the ileocecum and its lower end communicating with the exterior of the body through the anus. Its channel connects with the lung, with which it is externally-internally related. The main function of the large intestine is to receive the waste material sent down from the small intestine and, in the process of transporting it to the anus, absorb a part of its fluid content and then turn it into feces to be excreted by the body.