It is the central nervous system that takes charge of the body's involuntary functions outside conscious awareness. It is this system that is responsible for all of the body's involuntary acts, such as breathing, blinking, etc.
Macronutrients are, in the most basic terms, the components of food that ... gram, and that's not including the additional calories from sugary additives, etc. ... absorbed by the body, making it possible for you to still be deficient.