The excretory system is a collection of organs whose main function is to red the body of all its waste. These wastes may include solid, liquid or gaseous wastes that when kept inside the body for too long may prove fatal.
Liquid wastes or urine is expelled from the body via the kidney, the bladder and the tubes connected to these 2 organs. The process of eliminating liquid waste is called urinatio. Gaseous wastes are let out of the body by means of the mouth, nose, and the rectum. The process is called burping, when excess gas is released from the mouth; exhaling for when you let out carbon dioxide which is a by-product of respiration; and farting for release of toxic gases by way of the rectum.
Solid and or semi-solid wastes are eliminated from the body through the anus in a process called defecation. Food passes the digestive system where nutrients and other nourishment is absorbed and processed. It then becomes feces stored in the rectum until time of excretion. Food is pushed along the large intestine towards the rectum by waves of muscle contraction called peristalsis. Fecal matter should be expelled from the body at least on a daily basis to ensure that no...
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