👉 Urachal is a medical term used to describe the process of the development and growth of the bladder. It occurs during pregnancy, where the uterus becomes larger, causing pressure on the bladder to expand and contract. This process is essential for maintaining the balance between urine output and bladder capacity. The bladder's main function is to store urine until it is required for urination. However, once the bladder begins to fill with urine, it must be emptied through a urethra, which is a tube