The pH of blood is maintained by a buffering system, consisting predominately by hydrogen carbonate ions, HCO3-,...

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Biology

The pH of blood is maintained by a buffering system, consistingpredominately by hydrogen carbonate ions,HCO₃^-, in equilibrium with carbonic acid,H₂CO₃, which decomposes completely toCO₂ and H₂O.
H₃O⁺ + HCO₃^- â‡Œ2H₂O + CO₂
Questions
1. During exercise, CO₂ is produced at a rapid ratein muscle.
How does exercising affect the pH of blood? Give areason for your answer.
2. Hyperventilation (rapid and deep breathing) can occur duringintense exercise.
How does hyperventilation affect the pH of the blood?Give a reason for your answer.
3. The normal first aid treatment for hyperventilation is tohave the patient breathe in and out of a paper bag.
Explain briefly why this treatment works and what effectthe paper bag treatment has on the pH of the blood.

Answer & Explanation Solved by verified expert

3.6 Ratings (452 Votes)

1 WHen we are engaged in physical exercise the muscles of the body use up oxygen This is because the body converts chemical energy in glucose to mechanical energy during which the tissues need oxygen The oxygen comes from See Answer

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