The Lagna and other bhavas every one of which is divided into three parts (Drekkanas) represent the three divisions of the body as detailed below: The first decanates indicate the head, the eyes, the ears, the nostrils, the cheeks, the jaws and the mouth. The second drekkanas correspond to the neck, shoulders, the arms, the sides, the heart, the chest and the navel. The third drekkanas specify the pelvis, the organs of generation and the anus, the testicles, the thighs, the knees, the calves and the legs. Of the two sides of the body, the left is signified by the drekkanas risen already.