The Buffering System of the Blood Is Shown Below

question 25

Multiple Choice

The buffering system of the blood is shown below. Which of the following equations represents the reaction that occurs when hydroxide is added to this buffer?

• A) CO₂ + ^ OH → CO₃^{2 } + H⁺
• B) H₂CO₃ + ^ OH → HCO₃ ^ + H₂O
• C) HCO₃ ^ + ^ OH → CO₃^{2 } + H₂O
• D) HCO₃ ^ + ^ OH → CO₂ + H₂O₂
• E) H₃O⁺ + ^ OH → 2 H₂O