Multiple choice

The structural & functional unit of kidneys are

  1. alveolus

  2. osteocyte

  3. nephron

  4. neurons

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Nephron is the basic structural and functional unit of the kidney. Its chief function is to regulate the concentration of water and soluble substances like sodium salts by filtering the blood, reabsorbing what is needed and excreting the rest as urine.

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