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प्रश्न
Write constituents of urine.
उत्तर
Constituents of Urine: The normal human urine consists of about 95% of water and 5% of solid wastes dissolved in it. The percentage of the solid wastes may slightly vary according to the food taken and according to the time after taking food but usually, these are approximately as follows:
| Organic Constituents in (g/L) | Inorganic Constituents in (g/L) |
| Urea — 2-3 | Sodium chloride — 9-0 |
| Creatinine — 1-5 | Potassium chloride — 2-5 |
| Uric acid — 0-7 | Sulphuric acid — 1-8 |
| Others — 2-6 | Ammonia — 0-6 |
| Others — 2-5 |
Besides the normal constituents the urine may pass out certain hormones and also certain medicines like the antibiotics and the excess vitamins.
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