Method: Fresh adult lirnbs were divided into acupoint and control group. (1) H. E stain:(2) Cajal-Fauordky stain: (3) Lymph perfusion and section. Result:the sensery organs are multiple structures of nerves

blood and lymph etc. in the acupoint. There isn't significant difference (P>0.05) for innervation of nerve

blood and lymph between the acupoint and other part. But there are some big nerve trunk in the tissues of the acupoint that play a different role in the reaction of human body