Medical Office Assistant · Clinical Laboratory Technology and Diagnostics

Specimen Labeling, Hemolysis, and Needle Safety

On this page 3 sections
  1. Quick check
  2. Study tools
  3. Sources & references

Quick check

5 questions here, of 85 in this lesson’s practice set. Answers stay hidden until you check.

Question 1 of 5foundational

Which pair of facts is an acceptable set of two patient identifiers when labeling a laboratory specimen?

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Question 2 of 5foundational

At what point should a medical office assistant place the label on a freshly collected blood specimen tube?

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Question 3 of 5foundational

Why is a specimen labeled at the bedside rather than later in the laboratory?

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Question 4 of 5foundational

Besides the patient's name, which of the following is typically required on a specimen label?

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Question 5 of 5foundational

Why is it unsafe to pre-label collection tubes before a patient has been identified and drawn?

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Practice all 85

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Study tools & related lessonsYou’ll learn to · Related

You’ll learn to

  • Label laboratory specimens at the bedside using two patient identifiers and complete, legible labels.
  • Prevent hemolysis by applying correct collection, mixing, transfer, and transport technique.
  • Apply needle safety and disposal practices, including no recapping and point-of-use sharps disposal.
  • Recognize hemolyzed, unlabeled, or mislabeled specimens and escalate for correct handling and recollection.
  • Recognize the assistant's supervised, policy-following role and escalate out-of-scope or uncertain situations to licensed staff.

Sources & references

  1. Occupational Safety and Health Administration — Bloodborne Pathogens
  2. Centers for Disease Control and Prevention — Laboratory Quality
  3. U.S. National Library of Medicine — MedlinePlus

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