1. 
   Kidneys
   organs involved in excretion and regulation of water balance
   Found op http://australianmuseum.net.au/Glossary-of-fish-terms
   
   
2. 
   Kidneys
   Organs used to clean the blood and make urine.
   Found op http://www.encyclo.co.uk/local/20442
   
   
3. 
   kidneys
   The kidneys are a pair of organs located in the right and left side of the abdomen which clear poisons from the blood, regulate acid concentration and maintain water balance in the body by excreting urine. The urine then passes through connecting tubes called ureters into the bladder. The bladder st...
   Found op http://www.mondofacto.com/facts/dictionary?kidneys
   
   
4. 
   Kidneys
   • (pl. ) of Kidney
   Found op http://thinkexist.com/dictionary/meaning/kidneys/
   
   
5. 
   Kidneys
   organs which produce urine by excreting blood plasma and then resorbing important chemicals. Glucose and proteins are especially well resorbed, such that the presence of either is evidence of serious problems. Possibly including diabetes. The remainder is urine.
   Found op http://en.wikipedia.org/wiki/Glossary_of_diabetes
   
   
6. 
   kidneys
   kidneys: see urinary system.
   Found op http://www.infoplease.com/ce6/sci/A0915176.html
   
   
7. 
   Kidneys
   Reddish, jelly bean-shaped body organs. Most people have two kidneys but people can live with one. The kidneys are in the lower back just under the bottom of the rib cage. A kidney is about the size of your fist. The kidneys are very important because they remove waste and fluid from the body and pr...
   Found op http://www.kidney.org.au/KidneyDisease/KidneyGlossary/tabid/679/Default.xht
   
   
8. 
   kidneys
   1) The organs that process urine
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/kidneys/1
   
   

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