Which of the following is not reabsorbed from urinary filtra

Which of the following is not reabsorbed from urinary filtrate?

1) Amino acids

2) Water

3) NH4

4)Glucose

Solution

Answer: 3). NH4

Explanation:

Ammonia is more water soluble and also more toxic than either urea or uric acid. So, in the regions where deficiency of water is not a problem, ammonia is an excretory product and it is not reabsorbed.