Questions + Verified Answers 100%
correct, Update 2026
3rd or 4th finger for adults, heel stick for infants; Lancet cut across
ridges; hold the tube horizontal when filling. Don't sqeeze finger
too tightly or milk the finger. Wipe off 1st drop. -
correct answer ✅Capillary Puncture
If you pull on the plunger of the syringe too hard or too quickly
during a draw or you use too strong of a vaccum for the vein, this
can happen... -
correct answer ✅The vein can collapse
An agent used to preven blood clotting and to keep the specimen
whole blood -
correct answer ✅Anticoagulant
NO ADDITIVE --- Clot Forms ----Serum used for Chemistries,
Electrolytes, Thyroids (TSH, T4), Hormone, Liver, Kidney, Lipid
stuidies, CMP, BMP. -
correct answer ✅Red top
Aka Red/Gray top: Clot activator additive - Clot Forms - SERUM
STUDIES -
correct answer ✅Tiger top
, Phlebotomy Certification Exam
Questions + Verified Answers 100%
correct, Update 2026
EDTA additive - No Clot - WHOLE BLOOD for: Complete blood count
(CBC), Blood smear, Blood banking (ABO/Rh), ESR, HCT, Hmg,Glyco
Alc ****Must be filled sufficiently and inverted (gentle rocked)
several times**** -
correct answer ✅Lavender top
Clot activator additive - Clot Forms - SERUM Studies -
correct answer ✅Gold Top
Sodium Fluoride/Potassium oxalate - Glucose, Alcohol, FBS -
correct answer ✅Grey top
Sodium citrate additive - No Clot - Used for coagulation studies (PT,
PTT) ****Tube must be filled to the proper level and inverted
(gentle rocked) several times**** -
correct answer ✅Light blue top
We do this to remove tissue juices, skin cells, alcohol,
contaminates, avoid activating clotting process, avoid producing
incorrect results, avoid diluting specimen. -
correct answer ✅Wipe away the first drop