Mechanical, thermal, chemical, electrical, magnetic, cohesion, gravity, centripetal and centrifugal forces differ from vital force which depends upon two original and independent elements, spirit and matter. Vital force may be divided into neurism, nerve force, and bathism, growth, force, energy. These two divisions of vital force are under the direction and control of individualized spirits. Phrenism, that force is of the mental, under the direction of the human will. Vital force is inherent in the organ or organism.
Vital energy is the expression of vital force.
Function is energy expressed by or through vital force. The actions which cause us to live are controlled by intelligences. Spirit is everywhere throughout the body. There are 144 brain centers from which spirit directs all the vital functions. Functions are divided into animal and vegetative.