Given below are two statements.
Statement I: Aldosterone is a catecholamine that regulates sodium and potassium balance in the body.
Statement II: Aldosterone stimulates the reabsorption of Na⁺ and secretion of K⁺ in the renal tubules.
In the light of the above statements, choose the most appropriate answer from the options given below.

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Both statement I and statement II are correct.

Statement I is incorrect, but statement II is correct.

Statement I is correct, but statement II is incorrect.

Both statement I and statement II are incorrect.

answer is B.

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Detailed Solution

Aldosterone is a steroid hormone. Epinephrine and norepinephrine are catecholamines. Aldosterone acts mainly at the renal tubules and stimulates the reabsorption of Na+ and water and excretion of K+ and phosphate ions. Thus, aldosterone helps in the maintenance of electrolytes, body fluid volume, osmotic pressure, and blood pressure.

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