Which of the following often requires chain of custody documentation: blood cultures, drug screenings, chemistry studies, plasma determinations?
Asked by: Vesta Crooks | Last update: May 25, 2026Score: 5/5 (11 votes)
Drug screenings often require chain of custody documentation to maintain the integrity and legal validity of the test results. Other tests, like blood cultures, chemistry studies, and plasma determinations, generally do not require this level of documentation.
Which of the following often requires chain of custody documentation?
Which of the following often requires chain of custody documentation? Blood alcohol levels and drug screenings often require chain of custody documentation.
What is the chain of custody in phlebotomy?
Chain of custody refers to the documented process of handling and tracking a specimen from the moment it is collected to when the Test Results are delivered. In the context of phlebotomy, chain of custody ensures that the blood sample is properly handled, transported, and tested without any tampering or contamination.
Which of the following procedures require the phlebotomy technician to follow chain of custody guidelines?
For which of the following procedures should a phlebotomy technician follow chain of custody guidelines? Paternity Testing- chain of custody guidelines apply to drug screenings, forensic studies, blood alcohol tests, and paternity testing.
Which of the following instructions is often provided to patients that require fasting prior to blood work Quizlet?
If a patient is required to fast prior to a procedure, they need to be instructed not to eat or drink anything but water for at least 12 hours before having their blood taken.
Special Collections: TDM, OGTT, Blood Cultures, Chain of Custody
Which blood test generally requires the patient to be fasting?
However, fasting is often recommended before tests for glucose (blood sugar) and triglycerides (part of the cholesterol, or lipid, panel) to provide the most useful results. You should not eat for eight hours before having your blood glucose measured to check for diabetes or to see how well treatments are working.
Which should the phlebotomist instruct a patient to collect for a urine pregnancy test?
Urine for pregnancy testing should be first morning void, or a random specimen with a specific gravity of at least 1.010. Note the time of collection of the specimen on the test requisition and on the label of the container. For urine chemistry tests, the 24-hour urine collection is the usual standard.
What is a chain of custody quizlet?
chain of custody (COC) A legal term that refers to the ability to guarantee the identity and integrity of the sample of data from collection through reporting of the test results.
What exactly is chain of custody?
Definitions: A process that tracks the movement of evidence through its collection, safeguarding, and analysis lifecycle by documenting each person who handled the evidence, the date/time it was collected or transferred, and the purpose for the transfer.
What is the chain of custody in a laboratory?
The Laboratory Internal Chain of Custody documentation records the chronological traceability of custody (by authorized Person(s) or upon storage) and the actions performed on the Sample and any Aliquot of the Sample taken for Analytical Testing.
What tests require chain of custody?
Whether it be a blood test, urine test, hair test or other, the chain of custody is there to ensure a robust and reliable collection process. In short, maintaining CoC means the results reported by the laboratory are admissible in court or employment tribunal, should they need to be.
What is the chain of custody for lab samples?
1 Chain of Custody (COC) is a legal document designed to track persons who are responsible for obtaining bottles and sample collection, sample delivery, sample storage, and sample analysis. It provides a record of sample traceability.
When would a chain of custody form be used?
Chain of custody is a process used for toxicology testing when the results might have legal implications for the individual tested. Clinical toxicology testing is used for routine medical care.
What is a chain of custody in phlebotomy?
Chain of Custody in Phlebotomy
Chain of custody refers to the process of maintaining and documenting the handling of samples from the time they are collected until they are analyzed. It is crucial in legal and forensic contexts to ensure that the sample has not been tampered with or contaminated.
What is the chain of custody for drug tests?
Chain of custody refers to the documented process that tracks evidence from the moment it's collected until it's presented in court. For drug evidence, this includes the collection, transportation, storage, and testing of the substance.
Which of the following tests requires a chain of custody form?
The test that requires chain of custody documentation is drug testing (B) because it ensures the integrity of samples. Paternity and ETOH testing have less critical documentation needs. Chain of custody is essential for preventing tampering or contamination in drug testing.
What are the requirements for the chain of custody?
[3] The chain of custody needs to document every transmission from the moment the evidence is collected, from 1 person to another, to establish that nobody else could have accessed or possessed that evidence without authorization.
What is the chain of custody of drugs?
“Chain of Custody” means the duly recorded authorized movements and custody of seized drugs or controlled chemicals or plant sources of dangerous drugs or laboratory equipment of each stage, from the time of seizure/confiscation to receipt in the forensic laboratory to safekeeping to presentation in court for ...
What are examples of chain of custody?
An example of chain of custody would be the recovery of a bloody knife at a murder scene:
- Officer Andrew collects the knife and places it into a container, then gives it to forensics technician Bill.
- Forensics technician Bill takes the knife to the lab and collects fingerprints and other evidence from the knife.
Which of the following refers to chain of custody?
Chain of custody is a legal concept that refers to the “journey” that a piece of evidence takes from the time it is collected through its presentation in court. During this journey, it is shared with others, and its maintenance is important to ensure the accused a fair trial.
What is the purpose of chain of custody documentation quizlet?
The purpose of the chain of custody is to document a piece of evidence from the time it was obtained to the time it is disposed. This means keepinga clear record of who had access to the evidence, where it was transported to and if any changes of status to the evidence such as testing or copying of the evidence.
Which of the following is the correct definition of chain of command?
A chain of command is that ladder of authority where senior managers in a company give directions and control junior employees.
What is the best method for a phlebotomy technician to collect a blood specimen from an older adult patient who has fragile, easy to collapse veins?
Due to the fragility of veins in this population, it is advisable to use a smaller gauge needle, such as a butterfly needle (23 gauge). This minimizes trauma to the veins and reduces the risk of vein collapse, making it an excellent choice for patients with small, fragile veins.
Which laboratory value is important for the nurse to monitor in a pregnant patient taking heparin?
When caring for a client who is receiving heparin, the nurse should monitor the aPTT to evaluate medication effectiveness.
What type of urine collection is required for culture and sensitivity testing?
A urine culture requires a clean catch urine sample. This means your sample is as free of outside contaminants as possible, such as normal bacteria that live on your skin. You might provide this sample at your healthcare provider's office or a lab testing facility.