If you have the urge to go poop or pee does it increase your blood pressure? if so why?

Here are some ...: An urge to do something quickly will drive a person to act urgently and swiftly, and result in over-driving the adrenal gland to secret more adrenaline. If doing so sporadically, that's "normal"; if constantly, it becomes a problem. In fact, a person in such situation oftentimes has many other mental & physical issues. So, it's a medical necessity to manage such in a holistic way, not drugs alone.