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Questions and Answers
Which buffer system is the most important in the body's chemical buffer system?
Which buffer system is the most important in the body's chemical buffer system?
- Hemoglobin buffer
- Carbonic acid bicarbonate buffer (correct)
- Phosphate buffer
- Protein buffer
What is the role of the carbonic acid bicarbonate buffer in the blood?
What is the role of the carbonic acid bicarbonate buffer in the blood?
- It stabilizes the intra-cellular pH of epithelial cells
- It converts carbon dioxide to bicarbonate ion
- It neutralizes gastric acids
- It neutralizes acids released due to other metabolic processes (correct)
What happens to carbon dioxide when it reaches the lungs?
What happens to carbon dioxide when it reaches the lungs?
- It is converted to bicarbonate ion
- It is released as carbon dioxide (correct)
- It neutralizes gastric acids
- It stabilizes the intra-cellular pH of epithelial cells
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