One of the many important functions of our endocrine system is to control blood, as molarity is to control the amount of blood volume and the blood pressure inside our vessels. Now, one mechanism by which our body can basically increase the blood pressure when the blood pressure drops. And our body is by following a pathway known as the renamed angiotens outdosed their own pathway or system. And what this system basically does is it increases the blood volume, it increases the blood pressure inside our blood vessels. So let's discuss how this pathway actually works. And let's begin by discussing a portion of the kidney known as the Juxtaglomerol apparatus.