The Ten Body System of Kundalini Yoga is a yogic portal into explaining human nature. Each body represents a certain consciousness which might be dominant depending on ones state of Being. Awareness of ones prominent bodies gives the seeker a deeper understanding of their own true nature and spiritual path.
On the diagram to the right, scroll over a body for the corresponding description of each.
Recommended reading for developing an undrstanding of Kundalini Yoga and the 10 Body System is "Kundalini Yoga as taught by Yogi Bhajan"