On The Top Of The Head Is A Chakra - Sahasradala Or The Thousand-petalled Lotus. There Is A Chakra In The Middle Of The Forehead Between The Eyebrows And One In The Heart-centre. The Region Between The Navel And Head Constitutes The Mental Field. From Navel Downward Extending Till The Terminus Of The Spinal Chord, Mūlādhāra, Is The Seat Of The Vital.