Here’s how the urinary system works: Your blood enters each kidney through lots of little arteries. Your kidneys filter your blood, separating toxins from nutrients. Vitamins, minerals, nutrients and proteins return to your bloodstream. Waste products and urine move through your ureters to your.

This UTI test is also called urinalysis, which includes three things: a visual exam of your urine, an under-the-microscope examination, and a chemical assessment. Your healthcare provider will.