In a urine flow test, the rate of urine flow is calculated over time. It could be used to examine the functioning of the sphincter and bladder. The urinary tract includes the bladder. It is a muscular hollow organ that relaxes and enlarges to hold urine. Then it flattens and compresses to force urine through the tube that exits the body from the bladder (urethra). Circular in sh... https://www.sanjeevanipathlabs.com/Uroflowmetry