Homeostasis in mammals

VIDEO:
Feedback loops
https://www.youtube.com/watch?v=pR12XGWcn0U
Negative feedback control of temperature
https://www.youtube.com/watch?v=RgjKRJxvG-k
Negative Feedback Control of Blood Pressure
https://www.youtube.com/watch?v=YQMgV9pkwwA