Of the roughly 180 litres of glomerular filtrate formed in a day, the amount normally excreted as urine is about
- A. 180 litres
- B. 90 litres
- C. 18 litres
- D. 1.5 litres
Explanation
Over 99 per cent of the filtrate is reabsorbed, leaving roughly a litre and a half of urine. This huge turnover shows how much work the tubules do in reclaiming water and solutes.
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