All elements that depart the blood into the nephron are eliminated in the urine during transit through the nephron.
What is nephron?
Nephrons are the kidney's primary structural and functional components. The primary purpose of nephrons is to eliminate the body's waste products so that it does not accumulate to hazardous levels. Urine is used to eliminating metabolic wastes from the body. And, certainly, beneficial chemicals can be reabsorbed into the blood from the filter.
Functions of nephron-
The nephrons function in two stages:
Therefore it is concluded that an appropriate choice is option (B).
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