What is normal blood pH range?

(A) 4.5-5.5
(B) 5.5-6.5
(C) 7.5-8.0
(D) 8.5-9.0

Correct Answer : 7.5-8.0
Question Asked : Bihar Police Sub Inspector Prelims Exam 2018
Explanation : Human blood stays in a very narrow pH range right around (7.35 - 7.45). The ideal pH for blood is 7.4. pH is the abbreviation for potential hydrogen. The higher the pH reading, the more alkaline and oxygen rich the fluid is. The lower the pH reading, the more acidic and oxygen deprived the fluid is. The pH range is from o to 14, with 7.0 being neutral.
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Tags : Biology
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