- The urinary system is composed of kidney, ureter, bladder and urethra. Its main function is excretion.
- Excretion refers to the physiological process in which various substances that are not used or harmful by the body are transported to the body during the metabolic process of the body.
- Part of the excreted material is the metabolite of nutrients; the other part is the product formed when aging cells are destroyed. In addition, excrement also includes some extra substances that are ingested with food, such as extra water and inorganic salts.
- This model is composed of six parts (red: arteries; blue: veins) of renal ureter, bladder and bladder artery and vein. It shows the main structure of the human urinary system.
- It is mainly used for urology teaching and showing that the bladder can be divided into two parts. There are digital indicators, which are more convenient for users to use. It is a rare product for communication between doctors and patients in urology teaching.
