Tuesday, November 8, 2011

2.75 Urine



  1. The urine contains water, urea and salts.
  2. Salts and water affects the composition of tissue fluid., known as osmoregulation.
  3. Urea is a form of metabolic waste.
  4. The composition of urine: salts, water, and urea varies and depends upon the conditions which a person is operating.

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