The seven orifices are the eyes two, the ears two, the nostrils two and the mouth. 1. The eyes are the external orifices of the liver, and the visual function of the eyes depends on the excretion of the liver and the nourishment of liver blood. If the liver blood is insufficient, it is easy to dry eyes, blurred vision, liver fire inflammation, then see two eyes red, swollen, hot and painful. 2. The kidneys open the orifices of the ears and the two yin in front and behind, in which the auditory function of the ears is closely related to the adequacy of kidney essence. If the kidney essence is insufficient and the medulla oblongata is empty (the brain marrow is underdeveloped and dysfunctional), tinnitus and deafness may occur. 3. The lungs open the orifices in the nose, and the lungs and the nose can know the odor and fragrance. Lung dysfunction can lead to nasal congestion and runny nose. 4. The spleen is in the mouth, the spleen qi is strong and healthy, diet, taste can be normal. If the spleen is not healthy, there will be loss of appetite and abnormal taste. If there is any discomfort, please consult a doctor promptly.