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Phlebotomy Technician (NCPT) Free Test Prep

Category - Free Phlebotomy Technician Practice Test

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“Welcome to the hit game show Name that Organ! Where knowing body parts can win you a stage full of wonderful prizes! I’m your host, Ana Tomy. I’ll give you a definition and you Name That Organ! Let’s play Name That Organ!”
“Why are WBC’s colorless?”
  1. They do not contain DNA.
  2. They do not contain hemoglobin.
  3. They don’t get in the sun very often.
  4. Hey, I wasn’t ready for the question!
Explanation
Answer: B - White blood cells (leukocytes) do not contain hemoglobin. Hemoglobin is what is what gives red blood cells (erythrocytes) their color. The primary function of WBCs is to protect the body from foreign organisms. Leukocytes are divided into sub-categories, according to their specific function.
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