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ASPT Quality Assurance & Laboratory Operations Flashcards

6 cards from real ASPT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

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  1. What is the primary purpose of proficiency testing (PT) in a CLIA-certified laboratory?

    Answer: Evaluate lab performance by testing unknown samples from an external program

    Proficiency testing requires labs to test unknown samples sent by an external program to evaluate and verify that the lab's results are accurate and consistent with peers.

  2. Which term describes the ability of a test to correctly identify those WITH the disease (low false-negative rate)?

    Answer: Sensitivity

    Sensitivity measures a test's ability to correctly identify true positives (patients with the disease), meaning a highly sensitive test has few false negatives.

  3. What does 'chain of custody' refer to in specimen handling?

    Answer: Documented, unbroken accountability of a specimen from collection to result reporting

    Chain of custody is a documented process ensuring unbroken, accountable handling of a specimen — required for legal, forensic, and drug-testing specimens.

  4. What is the correct response if a phlebotomist suspects a specimen has been mislabeled?

    Answer: Recollect the specimen following proper identification procedures

    A mislabeled specimen must be rejected and recollected with proper patient identification to prevent misidentification errors that could harm the patient.

  5. Which accreditation body is known for inspecting hospital and clinical laboratories in the US?

    Answer: CAP (College of American Pathologists)

    The College of American Pathologists (CAP) is a leading accreditation body that inspects labs using peer review to ensure quality, safety, and regulatory compliance.

  6. What is the purpose of a laboratory's standard operating procedure (SOP)?

    Answer: Document step-by-step instructions to ensure consistent, standardized performance of procedures

    An SOP provides written, step-by-step instructions for performing laboratory procedures consistently and correctly, reducing variability and errors.