Compléter EXCRETORY SYSTEMVersion en ligne Completar los vacíos de un texto en inglés sobre el sistema excretor par Valle del Moral 1 excretory holes pores urine sweat urine waste body Kidneys temperature water urinary blood Ureter glands Bladder urethra Urethra sweat The system's most important mission is to expel substances from our bodies . The excretory system is formed by the system and by the . The urinary system is formed by the following organs : - : are in charge of filtering to eliminate waste substances which are in it . - : are two tubes which come from the kidneys and take to the bladder . - : is a bag where is stored . When the bladder is very full , we go to the bathroom and we expel the urine through the . - : is the last part of the urinary system . The sweat glands regulate our body as a principal function and for this they produce . Being made fundamentally from and waste substances , it also has an excretory function . When we sweat , the sweat brings to the exterior , a lot of waste substances . Sweat glands , are distributed around all our , and sweat comes out through some very small in our skin called .
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