WBCS.LIVE practice question

What is the normal pH value of healthy human blood?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 6.4 - 6.6
  2. 7.0 - 7.2
  3. 7.35 - 7.45
  4. 8.2 - 8.4

Correct answer and explanation

Correct answer: 7.35 - 7.45

Explanation: āœ… Correct Answer: C) 7.35 - 7.45 šŸ“š Explanation: Human blood is slightly basic (alkaline) in nature, with a very narrow pH range of 7.35 to 7.45. Any significant deviation from this range can lead to serious medical conditions like acidosis or alkalosis. The body maintains this delicate balance through various buffer systems, primarily involving the kidneys and lungs.