intain homeostasis, coordination between the nervous system and the er system is essential. PARTS OF THE FEEDBACK LOOP 1. Stimulus - something that disrupts the body's homeostasis. 2. Sensor-detects the change in homeostasis. 3. Control Center - part of the body that responds to the change and takes pituitary gland in the brain is the control center. 4. Effector- any organ or cell that ultimately responds to the stimulus. 5. Response - a response from the effector balances out the original stimulus homeostasis. Study the following negative feedback loon on howu bochur maintai