Blood Collection in Special Populations

The type of additive used in green tube

Identify the additive in blue collection tube

• EDTA

• Sodium citrate

• Potassium oxalate

• Sodium fluoride

Which one of the following does not have additives?

• Red topped tube

• Blue topped tube

• Green topped tube

• Grey topped tube

Which comes the last in order of draw of blood sample collection?

• Grey topped tube

• Red topped tube

• Lavender topped tube

• Blood culture bottles

HbA1c testing is done with the tube that contains the following additives

• Sodium fluoride

• Sodium oxalate

• Heparin

• EDTA

EDTA prevents blood clotting by binding to which ion?

• Bicarbonate

• phosphorus

• Calcium

• potassium

serum is plasma devoid of ----------- factors

What is the definition of tourniquet?

• germicidal solution used to clean the the skin prior to venipuncture or dermal puncture

• device that impedes or stops the flow of blood

• unit of measurement assigned to the diameter of the lumen of the needle

• small cutting instrument that controls the depth of the cutting blade

Define ethylenediaminetetraacetic acid (EDTA)

• substances added to the collection tubes

• free of microorganisms

• specialized plastic adaptor that holds both a needle and a tube for blood collection

• additive that prevents coagulation by binding calcium

What is aliquot(ing)?

• dividing or separating samples into separate containers

• point of the needle that has been cut on a slant for ease of entry

• procedure in which a sharp object is introduced into a vein for the purpose of withdrawing blood or instilling medication

• additive that prevents coagulation by binding calcium