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    Pathophysiology The Biologic Basis Study Set 2
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    Exam 3: The Cellular Environment: Fluids and Electrolytes, Acids and Bases
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    Physiologic PH Is Maintained at Approximately 7
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Physiologic PH Is Maintained at Approximately 7

Question 27

Question 27

Multiple Choice

Physiologic pH is maintained at approximately 7.4 because bicarbonate (HCO₃) and carbonic acid (H₂CO₃) exist in what ratio?


A) 20:1
B) 1:20
C) 10:2
D) 10:5

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