Q. What is the role of aldosterone in BP regulation?

(A) Decreases sodium retention
(B) Increases sodium and water retention
(C) Decreases heart rate
(D) Dilates blood vessels

✅ Correct Answer: (B) Increases sodium and water retention

Explanation: Aldosterone increases blood volume by promoting sodium and water reabsorption.

Published by Roshan ⭐ 3.43K Points at 18-Apr-2026 04:10 pm in Biology

Explanation by: Roshan

Aldosterone increases blood volume by promoting sodium and water reabsorption.

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