What is the effect homeostasis has on blood pressure.

I think this might help you, 
The systems of the body participate in maintaining homeostasis, that is, the relative constancy of the internal environment despite external environmental changes. This review offers a succinct summary of how the body's systems function and mentions various regulatory mechanisms that allow each system to contribute to homeostasis. 

Hop this helped!!

homeostasis is the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes. so its to keep the blood pressure at a stable rate