Question

which methods ensure chain of custody has been maintained with a urine specimen? select all that apply. securing restroom water faucets measuring specimens temperature instructing the patient to flush the toilet ensuring the patient provides photo identification allowing patients to take personal belongings into the restroom

Explanation:

Measuring the specimen's temperature helps verify it is fresh and un - tampered with. Ensuring patient provides photo identification confirms the source of the specimen. Securing restroom water faucets can prevent dilution or contamination. Instructing patient to flush the toilet reduces the chance of adding foreign substances. Allowing patients to take personal belongings into the restroom may introduce substances that could compromise the specimen, so it is not a method to maintain chain of custody.

Answer:

• Securing restroom water faucets
• Measuring specimen's temperature
• Instructing the patient to flush the toilet
• Ensuring the patient provides photo identification