everyday science MCQ #3337

The pH of human blood is between:

everyday science MCQ #3337

  1. Question 1

    Q1. The pH of human blood is between:

    • A) 6.5-7
    • B) 7.5-8
    • C) 08-Sep
    • D) 4.5-5

    Answer: 7.5-8

    Explanation: Normal human blood pH is maintained between 7.35 and 7.45 (slightly alkaline) by buffer systems; a pH outside 7.5–8 would represent severe alkalosis.