Identify the Problem
The kidney is an extraordinary organ. Without its processes, human life would be virtually impossible. It is a very well known fact that when individuals consume large amounts of liquid, they eliminate much of the liquid through urine. On the other hand, when individuals are severely dehydrated very little urine is formed. This certainly illustrates that control mechanisms in the human being can regulate the amount of urine that is formed.
When tap water is ingested, there is a relatively rapid elimination of the water in the urine. However, when salt is ingested, there is a considerable delay in the excretion of water because salt is ingested. The ingestion of coffee is very quickly followed by rapid elimination of urine as a result of the effect of caffeine on the kidney. This effect would be observed with any beverage containing caffeine.
The measurement of pH and color is an indication of whether urine is dilute or concentrated. If urine is......
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