Changing the Stimulus in Homeostasis

For me to maintain a health, i need to respond back to that kind of initial stimulus. So it will send an effecta response which could be a neurological affecto response or a chemical, hormonal effected response. That then goes to an effecto which issas it makes it has an effect, a change effector with an e. In the effect is controlled by ly matsed the control center, and it elicits the change, has the effect.