The following diagram summarizes the basic energetic functioning in the human body. (Electric potential energy is important to nerve conduction and other processes in the body, and we have mentioned t...The following diagram summarizes the basic energetic functioning in the human body. (Electric potential energy is important to nerve conduction and other processes in the body, and we have mentioned that chemical potential energy is actually a form of electric potential energy, but we will not specifically discuss electric potential energy in this textbook.)