Question Detail
Question
Reabsorption in the nephron returns approximately what percentage of filtrate back to the blood?
Correct Answer
Option D is the correct answer.
Detailed Explanation
Reabsorption returns 99% of filtrate back to the blood. This highly efficient process conserves water and essential nutrients while allowing waste products to be excreted in concentrated form.
Hint
Only about 1% of the filtered volume is excreted as urine.