Which of the following is true regarding reference ranges?

Question

Quizplus · Accepted Answer

Reference ranges are defined as the range of values for an analyte in normal healthy individuals. They are usually established by testing a large group of healthy people and determining the range of values within which the majority fall. Therefore, option D is the correct answer. Option A is incorrect because reference ranges can be derived from a variety of sources, including published literature and laboratory data. Option B is incorrect because reference ranges need to be determined for all age groups, including children and infants. Option C is incorrect because a larger sample size is usually required to establish reference ranges, and it is not always possible or ethical to test on healthy people.

Which of the Following Is True Regarding Reference Ranges