===[[Acid Base Balance By The Kidney - Anatomy & Physiology#Secretion of H+ and the Reabsorption of HCO3- in the Proximal Tubule|H<sup>+</sup> and HCO<sub>3</sub><sup>-</sup>]]=== | ===[[Acid Base Balance By The Kidney - Anatomy & Physiology#Secretion of H+ and the Reabsorption of HCO3- in the Proximal Tubule|H<sup>+</sup> and HCO<sub>3</sub><sup>-</sup>]]=== |