Solid waste passes out through the colon, gaseous waste exits the body through the lungs and excess liquid leaves through the bladder and skin. Although considered a secondary, or accessary excretory system organ, the liver plays a vital part in keeping the body clean. Your skin has a very important part in the excretory system. They are also a part of the excretory system in that they get rid of the carbon dioxide from the bloodstream every time you breathe out. Parts of excretory system - Human Body Though there are many essential organs or parts of excretory system, the most basic ones are just three, namely, lungs, kidneys and skin. The excretory system of the human body mainly refers to the urinary system. Draw a diagram of human excretory system and label the following parts : Kidney, ureter, urinary bladder and urethra. In the excretory system, the skins job is to regulate one's body temperature. It holds moisture into every part of your body. Liver. The human excretory system functions to remove waste from the human body. The Physiology of Human Excretory System involves the process of excretion of the waste products from the body.In this article we have described about the whole Physiology of Human Excretory System.. Function of Kidney | Kidney Structure | Structure of Nephron | Renal Corpuscle | Renal Tubule | Types of Nephron The kidneys, liver and large intestine perform most of the filtration duties. Harmful poisons and chemicals that are either produced in the body or consumed are … asked Jun 22, 2019 in Class VII Science by navnit40 ( -4,939 points) excretion in humans The bi-products of the various chemical and physiological processes which are no longer needed for the human body needs to be eliminated from the body. Physiology of Human Excretory System Parts and Functions Structure Organs. The salt in the skin helps in evaporation of the water off of the body, to cool off one who is … This system consists of specialized structures and capillary networks that assist in the excretory process. Accessary Excretory System Organs 1. The human excretory system includes the kidneys and their functional unit, the nephron. ... Excretory System: Organs, Function & Definition. Lungs are two-sponge like organs. The lungs are thought of normally as part of the respiratory system as the main function of the lungs is to bring oxygen from the air we breathe into the bloodstream. Human Excretory System Parts and Function The generation of energy from food leads to the generation of waste too in the human body. The excretory system is a collection of organs tasked with removing excess nitrogen and other toxins from the body. Most often, people include defecation and urination as part of the excretory system. Some other accessory parts and component organs include gall bladder, liver, eccrine glands, urinary bladder, large intestine, urethra and …