A Change of PH from 7.40 to 7.25

Question

A change of pH from 7.40 to 7.25 A) is indicative of expanded blood volume. B) is indicative of alkalosis. C) reflects an increase in the amount of H⁺ in the blood. D) is within normal limits.

Accepted Answer

A decrease in pH from 7.40 to 7.25 indicates an increase in the amount of hydrogen ions (H+) in the blood, which is known as acidosis. This can be caused by a variety of factors, such as respiratory or metabolic problems. None of the other options are correct.