Chapter 2 HUMAN ANATOMY AND PHYSIOLOGY-BASIC …

There are two other types of chemical buffers in body fluids--the carbonate and phosphate buffer systems. The phosphate system (NaH2PO4 and Na2HPO4) effectively buffers urine and cytoplasm. The carbonate system (a mixture of carbonic acid, H2CO3, and sodium bicarbonate, NaHCO3) is present in both tissue fluid and blood. ................
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