Question:

Match the following: A) ADH - I. Vasodilation B) Aldosterone - II. Converts angiotensinogen into angiotensin-I C) Renin - III. Increases water reabsorption D) ANF - IV. Increases $Na^+$ reabsorption

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ADH retains water; Aldosterone retains salt ($Na^+$).
Updated On: Jun 6, 2026
  • A-III, B-IV, C-II, D-I
  • A-III, B-II, C-IV, D-I
  • A-I, B-III, C-II, D-IV
  • A-III, B-I, C-II, D-IV
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The Correct Option is A

Solution and Explanation

Step 1: Concept
Renal regulation of blood pressure.

Step 2: Meaning
Hormonal control of kidney function.

Step 3: Analysis
ADH increases water reabsorption (III). Aldosterone increases $Na^+$ reabsorption (IV). Renin converts angiotensinogen to angiotensin-I (II). ANF (Atrial Natriuretic Factor) causes vasodilation (I).

Step 4: Conclusion
The correct matching is A-III, B-IV, C-II, D-I.

Final Answer: (A)
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