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What is the main organ of the excretory system?

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Excretory System Organs. The primary excretory organs in the human body are the kidneys, ureters and urinary bladder, involved with the creation and expulsion of urine. Through these organs, much of the nitrogenous waste of the body, especially urea, is expelled. read more

Accessary Excretory System Organs 1. Liver. Although considered a secondary, or accessary excretory system organ, the liver plays a vital part in keeping the body clean. Harmful poisons and chemicals that are either produced in the body or consumed are broken down and detoxified by the liver. read more

The skin is the largest organ of the body, and it eliminates body waste through sweat. This helps to regulate the body's temperature, and it is a minimal part of the excretory system. When a person exhales, the lungs expel carbon dioxide from the blood, so respiration is a function of the excretory system. read more

The major organs of the excretory system are the skin, the lungs, the kidneys, the liver, the urinary system and the large intestine. These organs function to eliminate waste and excess materials from the body, but the excretory system doesn't have a formal anatomical classification. read more

The answer is kidneys, lungs, and skin. Beside kidneys, lungs, and skin, the excretory organs are liver, large intestine, urinary bladder, gallbladder, urethra, and ureter. read more