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KIDNEY

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  • Major excretory organ in the body.
  • Excess urea ,water and salts are filtered.
  • Expelled in the form of Urine.

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  • Children should drink at least one and a half litre
  • Adults should drink three litres of water daily.
  • Urine contains 96 % of water .

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Urinary diseases are caused by :

  • Not passing enough urine when required.
  • Not drinking enough water .
  • Not maintaining hygiene.