STANDARD Zoology Urine Formation MCQ Question
Human urine is usually acidic because
Excreted plasma proteins are acidic
Potassium and sodium exchange generates acidity
Hydrogen ions are actively secreted into the filtrate
The sodium transporter exchanges one hydrogen ion, for each sodium ion in Peritubular capillaries
Correct Answer
Detailed Explanation
Tubular secretion maintains the pH and ionic balance of body fluids in which hydrogen ions are actively secreted into the filtrate and bicarbonate ions are reabsorbed.
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