The role of feedback mechanisms in physiological processes is to maintain homeostasis. Feedback mechanisms, such as negative and positive feedback loops, monitor and regulate various bodily functions, ensuring stability within the internal environment. For example, in thermoregulation, when body temperature rises, mechanisms activate to cool the body down, restoring balance. These systems are crucial for processes such as hormone regulation, blood pressure, and metabolic functions. Understanding feedback mechanisms provides insight into how disruptions can lead to diseases and emphasizes the importance of regulatory systems in maintaining health.