What is a carbonic acid buffer system how does it work in the human body?
H2CO3 / HCO3- buffering at 7.35 - 7.45
Carbonic acid carbon dioxide dissolved in water under pressure. It is an inorganic compound with the formula, H2CO3. However it is unstable and generally reverts back to carbon dioxide and water. Carbonic acid. Produced from CO2 in the blood plasma and part of the buffer system of the blood. H2CO3 =====---> HCO3 - ==============bicarbonate for buffer purposes. · Carbonic acid is formed when carbon dioxide gas from the atmosphere mixes with rainwater.