with 100% Correct Answers And Verified
Capillary Puncture
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.
The vein can collapse
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...
Anticoagulant
An agent used to preven blood clotting and to keep the specimen whole blood
Red top
NO ADDITIVE --- Clot Forms ----Serum used for Chemistries, Electrolytes, Thyroids (TSH, T4), Hormone,
Liver, Kidney, Lipid stuidies, CMP, BMP.
Tiger top
Aka Red/Gray top: Clot activator additive - Clot Forms - SERUM STUDIES
Lavender top
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***
Gold Top
Clot activator additive - Clot Forms - SERUM Studies
Grey top
Sodium Fluoride/Potassium oxalate - Glucose, Alcohol, FBS
Light blue 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***
Wipe away the first drop
We do this to remove tissue juices, skin cells, alcohol, contaminates, avoid activating clotting process,
avoid producing incorrect results, avoid diluting specimen.
The basilic, cephilic, and the median
What veins are in the antecubical area?
Hemoconcentration
This is the increase of the cellular/solid elements in direct ratio to plasma This can be caused by
"pumping of the fist" and begins after the tourniquet is left on longer than 1 minute.