The samples collected during the oral glucose tolerance test (OGTT) after the patient drinks the glucose will be analyzed at the end of the test.The samples should be collected in:

Question

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Gray stopper tubes are used for glucose testing because they contain an anticoagulant and a preservative (sodium fluoride) that prevents glycolysis, ensuring the glucose levels in the sample remain stable until analysis.

The Samples Collected During the Oral Glucose Tolerance Test (OGTT)