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Phlebotomy Certification Nha Ascp Practice Exam

Test yourself under real exam conditions: 50 timed questions, 60 on the clock, pass mark 70%%. Instant score with a full review of everything you got wrong. Free — no account needed.

📝 50 questions · ⏱ 60 minutes · 🎯 Pass mark 70% · 🆓 Free, no signup
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Exam details

  • ✓50 questions drawn from 200 cards
  • ✓Countdown timer — auto-submits when time runs out
  • ✓Pass mark 70% (real certification threshold)
  • ✓Full review of wrong answers at the end
  • ✓No signup required — save your score with a free account

Sample Questions

5 shown

What is the correct order of draw for venipuncture (ETS)?

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1. Blood cultures (yellow SPS)
2. Light blue (sodium citrate)
3. Serum tubes (red/gold, SST)
4. Green (heparin)
5. Lavender (EDTA)
6. Gray (sodium fluoride)

Why must the order of draw be followed?

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To prevent cross-contamination of additives between tubes, which can alter test results.

Which tube is drawn first in the order of draw?

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Blood culture bottles/tubes (yellow SPS) to maintain sterility.

Which tube is drawn immediately after blood cultures?

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The light blue sodium citrate tube (coagulation studies).

Why is the light blue coagulation tube drawn early in the order of draw?

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To minimize contamination by tissue thromboplastin and other additives that could affect clotting results.

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