Exam Questions + Verified Answers
100% correct, Update 2026
Order of draw -
correct answer ✅1. Yellow
2. Light Blue
3. Red
4. Gold, Red/gray tiger top
5. Green, Light Green, Green/Gray
6. Purple/Lavender
7. Pink
8. Gray
9. Royal Blue (look in book to make sure)
10. Tan
, Phlebotomy Tubes and Additives
Exam Questions + Verified Answers
100% correct, Update 2026
blood culture -
correct answer ✅-contains SPS, yellow top
- draw first because you need to use sterile technique
Light Blue Tube -
correct answer ✅-Contains Sodium Citrate.
-Used in Coagulation dept.
-Tests for PT, PTT, Fibrinogen, clotting factors
-draw second after blood culture