The theory that meridians connect the upper and lower

interior and exterior of the whole human body comes from the clinical experience of acupuncture therapy mainly by choosing the acupoints of 12 regular meridians at the four limbs.During the process of merging the theories of meridians and Zangfu-organs(viscera)

the expression of the intrinsic relationship of such connection gradually becomes more and more complicated.Therefore

the study on the correlation between the meridian and viscus should start from the characteristics of the meridian theory itself

and discriminate the"reasonable and unreasonable"components of the related theoretical descriptions in the literature in order to explore the scientific values of this correlation.Based on this viewpoint

the present article makes a brief analysis on this proposition from the following two angles of view:the understanding of such proposition and the historical evolution of the meridian theory.