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:

Securing restroom water faucets prevents tampering with the specimen source. Measuring specimen's temperature helps verify its authenticity as fresh urine has a certain temperature range. Instructing the patient to flush the toilet reduces the chance of foreign - object introduction. Ensuring photo identification links the specimen to the correct patient. Allowing personal belongings into the restroom may introduce substances for specimen tampering.

Answer:

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