Physiology Which of the following actions does aldosterone secretion from the adrenal gland regulate in the kidney? A Exchange of K+ for Na+ in the distal convoluted tubule B Exchange of Na+ for K+ in the distal convoluted tubule C Exchange of K+ for Na+ in the proximal convoluted tubule D Exchange of Na+ for K+ in the proximal convoluted tubule 💡 Explanation Which of the following actions does aldosterone secretion from the adrenal gland regulate in the kidney? ✓ Correct Answer: B. Exchange of Na+ for K+ in the distal convoluted tubule