Inverse relation between plasma potassium and bicarbonate reabsorption

Renal tubular reabsorption of HCO3 (meq/L of glomerular filtrate) as a function of the plasma potassium concentration.

Data from Fuller, GR, MacLeod, MB, Pitts, RF, Am J Physiol,182:111, 1956.

Graphic 76787 Version 1.0