You are employed at a physician's office that serves a high number of patients with diabetes and are asked to order a supply of evacuated tubes that will be used for monitoring these patients' glucose levels. The evacuated tubes you should order have which color stopper?

Question

Quizplus · Accepted Answer

Gray stopper tubes are specifically designed for glucose tests because they contain an anticoagulant and a preservative (sodium fluoride) that prevents the blood cells from using the glucose in the sample.

You Are Employed at a Physician's Office That Serves a High