Dissecting table with position changing receiving groove

The dissecting table comprises a dissecting table body, a guide groove is formed in the dissecting table body, at least one position changing connecting groove with a filter screen is formed in the guide groove, a guide groove bottom opening is formed in the bottom of the guide groove, a bottom water collecting groove is formed below the guide groove, and the bottom water collecting groove is connected with a blow-off pipe through a guide pipe. A sewage discharge groove is formed in the periphery of the table top surface of the dissecting table, a sewage discharge opening is formed in the bottom of one section of the sewage discharge groove, and the bottom of the sewage discharge opening is also connected with a sewage discharge pipe; the top of the position change receiving groove is open, the filter screen is arranged at the bottom of the position change receiving groove, blood and other liquid are filtered in real time, meanwhile, organs and other objects can be contained, the step of filtering liquid is o