NAPTP Practice Test Video Answer

1. B
Phlebotomists ensure accurate and safe blood collection to protect patient and sample integrity.

2. A
OSHA’s Bloodborne Pathogens Standard governs safe handling of biohazards.

3. C
Always verify patient identity before collection to prevent errors.

4. C
The correct order of draw prevents cross-contamination between additives.

5. B
Remove the needle immediately and lower the patient’s head to restore blood flow.

6. C
The median cubital vein is preferred for its accessibility and low complication rate.

7. C
The median cubital vein is the preferred site for venipuncture because it is large, well-anchored, and least likely to cause injury or discomfort.

8. A
Ensuring the patient fasted prevents inaccurate lab results.

9. C
A 21-gauge needle is standard for most adult venipuncture procedures.

10. B
Prolonged tourniquet use can cause hemoconcentration, altering results.

11. B
Gently inverting tubes mixes additives without hemolyzing blood.

12. B
CLIA ensures lab quality and accuracy across testing environments.

13. A
Chain-of-custody is used for drug or legal testing to maintain specimen traceability.

14. B
Clear and reassuring communication reduces patient anxiety.

15. C
Specimens with labeling errors must be discarded and recollected.

16. B
Respect autonomy by informing the nurse or physician.

17. B
Hands-on demonstration with guided feedback supports adult learning.

18. B
Misidentification can lead to incorrect treatment or diagnosis.

19. A
Gentle pressure prevents hematoma and controls bleeding.

20. B
Adults learn best through relevant, practical application.

21. B
Effective mentoring includes guiding learners through feedback, demonstration, and supervised practice to ensure competence and confidence.

22. B
Direct observation shows real-world application of learned skills.

23. B
QC ensures accurate results and process reliability.

24. B
HIPAA protects patient information confidentiality.

25. B
Tourniquets should be placed three to four inches above the site.

26. A
Needs assessments align curriculum with regulatory and job requirements.

27. B
A 15–30° angle ensures successful venipuncture with minimal trauma.

28. C
A specimen with incomplete or incorrect labeling must be relabeled in the presence of the patient to maintain identification accuracy and compliance.

29. C
Smooth, confident insertion reduces pain and anxiety.

30. B
Sharps containers should be sealed when three-quarters full to prevent spills.

31. A
Mentoring develops skills through feedback and experience sharing.

32. B
Phlebotomists do not diagnose or educate about conditions.

33. A
Report immediately for post-exposure protocols.

34. B
Effective training combines theory with practical experience.

35. B
Standard precautions apply universally to all patients.

36. B
OSHA regulates safety and exposure prevention in laboratories.

37. B
Excessive squeezing can cause hemolysis, altering results.

38. A
Immediate, constructive feedback reinforces correct techniques.

39. B
Gentle inversion prevents hemolysis and ensures proper mixing.

40. A
Hand hygiene is essential for infection prevention post-procedure.

41. B
The CLSI standard order of draw is: light blue, red, green, lavender, and gray to prevent cross-contamination of additives.