Which Statement Regarding Tubular Secretion Is Correct

question 25

Multiple Choice

Which statement regarding tubular secretion is correct?

• A) It refers to the movement of a substance from the peritubular capillary blood into the tubular lumen.
• B) It can occur by active or passive transport mechanisms.
• C) Tubular secretion of K⁺ occurs in proximal convoluted tubules and is stimulated by aldosterone.

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