There are 7 major Bodies within our self which is depicted by different part in Hands. First One is Physical body which is represented by Thumb which is flexible and opposable and more of this quality is present more of our physical body is evolved, they both are almost similar and match each other. The base of this Body is formed by the Blood system in the form of Arteries and Vein which provide Food, Water, and Nutrient to our Physical Body.
The second one is Astral Body which is represented by Palm of our Hand. This part is nurtured by Lymph vessels in our body, these Lymph vessels are directly correlated to the Sap (collective of Xylem and Phloem) of Plant Body which provides water, sugar, proteins, etc to the Emotional or Plant Body respectively and The firmness of Astral body in Human is kind of similar to Plant Body. As we have Astral Body which is similar to Plant Body allow us to be in solitude without disturbing others and make us feel to be the best Giver. Marking/ Lines in Palm represent the direction of flow of Energy within our Body, It represents the channels of Ida and Pingala Nadi representing right and left side of our Body.
The third to fifth one is Mental Body which is further divided into Lower Manas, Higher Manas, and Buddhic Body represented by Little Finger, Ring Finger, and Middle finger respectively in an increasing pattern which resembles evolution of these 3 Bodies in increasing fashion. It is represented by Golden Circle in the image of Great Gurus and Saints. In this Body Seed of Consciousness exists. Out of this 3 bodies, Lower Manas look for Lower Realm of the World in the form of reason and logic, Higher Manas look for the Higher realm of World which is the home of innovation, imagination, and invention, and the Buddhic Body form the vehicle for Spiritual Self.
The sixth one is Chakral Body or Soul which is represented by the Index finger of any Hand and if we have Cross or Star below our index finger, it represents the level of connection to our Higher Being, cross resembling negative impact of Higher Soul in yourself and Star means Positive impact of Higher Soul in yourself. It is the most important Body we possess as if this body is intact or in good condition, we are usually free from unwanted ailments which can be physical, emotional or psychological. If we reach till this level or we are able to feel and strengthen this body our Afterlife gets better. This body enables us to connect to our Higher Soul. This Body is presented in the form of Chakra or Wheel of Energy with allowing entry and exit of Energy through this Wheels, this body is nurtured by Prana which provides food and strength to Atmic Body. this Body Possess an energy cord called the Divine Cord to move "downwards" from the Higher Soul to incarnated Soul.
The seventh and last body is the Supreme Body which is connected to Supreme Being through Antahkarana Cord meaning Bridge of Light, which connect human body above 8th chakra at 1st part of 9th chakra and below 1st chakra at 2nd part of 9th chakra, this both part of 9th chakra is one but represent opposite pole of on chakra which connects us to Supreme Being. It also represents the point 1 inch above our hands when we connect both of them, it is like the outermost and patent covering of our self. Realizing this body is like getting relieved from all desires in oneself.