Most of the sodium is reabsorbed in_____________?
Correct answer: C. PCT
- A. Loop of henle
- B. DCT
- C. PCT
- D. Vasa recta
Explanation
About 65% of filtered sodium is reabsorbed in the proximal convoluted tubule through coupled transport with glucose, amino acids, phosphate, and bicarbonate. The distal tubule and loop reabsorb smaller fractions.
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