Which of the Following Statements Regarding Renal Handling of Na⁺

question 99

Multiple Choice

Which of the following statements regarding renal handling of Na⁺ is correct?

• A) In the proximal tubule, Na⁺ is actively transported across the luminal membrane of the tubular epithelial cells.
• B) Atrial natriuretic factor increases Na⁺ reabsorption.
• C) In the absence of aldosterone, Na⁺ will be secreted by the cortical collecting ducts.
• D) Na⁺ is actively reabsorbed in the ascending limb of the loop of Henle.
• E) Without vasopressin, the collecting duct is impermeable to Na⁺.

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