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GK QUESTION#3786

During urine formation in the human kidney, which of the following substances are selectively reabsorbed from the initial filtrate?

I. Glucose

II. Amino acids

  1. AOnly glucose
  2. BOnly amino acids
  3. CBoth glucose and amino acidsCorrect answer
  4. DNeither glucose nor amino acids
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Answer

C. Both glucose and amino acids

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Explanation

Under normal conditions, the proximal convoluted tubule reabsorbs filtered glucose and amino acids. Reabsorption has a limited transport capacity and is not an absolute guarantee under every physiological condition.

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