Bad guess, I am not sure what OP really intends (perhaps you don’t consume whilst you sleep?!) because as you probably are starting to remember from primary school your body maintains homeostasis by continually respiring. It doesn’t suddenly decide to take a dump.
Ok, it does, but even when it does that, in order to do that it has been continually maintaining homeostasis
Ok, it does, but even when it does that, in order to do that it has been continually maintaining homeostasis