The kidneys help to keep the internal environment constant through their excretory and regulatory function and produce hormones that play a role in red blood cell formation, bone metabolism, and control of blood pressure.
Chronic Kidney Disease
![](https://www.nuhospitals.com/new-blog/wp-content/uploads/2019/11/Chronic-Kidney-disease.png)
The kidneys help to keep the internal environment constant through their excretory and regulatory function and produce hormones that play a role in red blood cell formation, bone metabolism, and control of blood pressure.