 The three on the right side, each one branches off into two separate [veins], while the two ["threads"] on the left side, each one of them branches off into three separate [veins], while one of its heads is attached to the spinal column, and they are called the "threads (nerves) that are in the hip," the "threads of the walls [of the chest]," and the "threads that are upon the flanks," their prohibition being on account of suet.Now if they are pulled off while they are still warm, they can be pulled off altogether.However, if they have become cold, they can no longer be pulled off, and one must then poke around after them.