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Practice question

MCQ

Question

Which of the following statements regarding urine concentration is incorrect?

Options

Choose one · Correct answer highlighted

The Loop of Henle plays a crucial role in urine concentration. ADH increases water permeability of the collecting ducts. Aldosterone directly controls urine concentration by absorbing water. Correct The medullary gradient is essential for urine concentration.

Explanation

Aldosterone primarily regulates sodium reabsorption, while ADH controls water reabsorption.

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