Leg Shao Yin Kidney Meridian. The line starts from the bottom of the small toe then crosses the middle part of the sole and the arch of the foot, goes behind the inner ankle upwards along the inner lower leg and thigh and enters the body to connect with the kidney. The path continues over the abdomen running externally until the upper chest. Another branch begins from the kidney and moves internally upward through the liver, diaphragm, lungs, throat to land at the root of the tongue. Still yet another branch connects with the heart and the pericardium. This meridian is used from gynecological, genital, kidney, lung and throat conditions.