Glucose and ATP are used for energy by nearly all living things. Glucose is used to store and transport energy, and ATP is used to power life processes inside cells. Many autotrophs make food through the process of photosynthesis, in which light energy from the sun is changed to chemical energy that is stored in glucose.
The nervous sysyem because i looked it up on the internet. search gal stones effect which body system then but a dash .You will find that it says nervous system.