In humans, this includes the removal of urea from the bloodstream and other wastes produced by the body. The removal of urea happens in the kidneys, while solid wastes are expelled from the large intestine. The excretory system in humans consists mainly of the kidneys and bladder. The excretory system is made up of numerous organs that work in unison to ensure that waste is effectively removed from your body. Below are the details of the organs of excretory system, along with the roles they play in detoxification. The main organs of the human excretory system are the kidneys, ureters, urinary bladder, and urethra. Each organ plays a specific role in urine formation and removal. The human excretory system, also known as the urinary system, comprises the kidneys, ureters, bladder, and urethra. The human excretory system filters waste products and excess substances from the bloodstream, resulting in the formation of urine. Overview Your urinary system is your body’s filtering system and produces your pee. The organs of the urinary system include kidneys, ureters, bladder and urethra. The excretory system is a passive biological system that removes excess, unnecessary materials from the body fluids of an organism, so as to help maintain internal chemical homeostasis and prevent damage to the body. In humans, the excretory system consists of one pair of kidneys, a pair of ureters, a urinary bladder and a urethra. Each kidney has over a million tubular structures called nephrons. The excretory system removes the body's waste. See its organs, the kidneys, ureters, bladder, skin, lungs and liver, and how it works with other body systems. The excretory system is responsible for removing waste. The excretory system also plays a crucial role in maintaining water and electrolyte balance in the body (homeostasis), as well as regulating blood pressure. Learn how the excretory system works, including its key organs, functions, and role in removing waste from the body. Discover why it is essential for overall health.