Examples of homeostatic control systems

The human body uses a variety of homeostatic control systems to keep its internal environment relatively constant around an optimal level. This stability is essential for survival, so you should not be surprised to find e in all of the major body systems.

The following illustration highlights the general workings and components of a homeostatic control system typically found in the human body. Starting at the first arrow (labeled 1), complete the illustration by using the dropdown menus provided.