What Are the Major Mechanisms Responsible for Maintaining a Stable

question 46

Multiple Choice

What are the major mechanisms responsible for maintaining a stable pH despite massive CO₂ production?
1) Isohydric buffering
2) Gastrointestinal secretion
3) Pulmonary ventilation

• A)2 and 3 only
• B)1 and 2 only
• C)1, 2, and 3
• D)1 and 3 only