Phlebotomy

During a venipuncture, the patient becomes pale, sweating excessively, and has a glassy stare. Your patient is likely experiencing:

• nerve damage

• haematoma

• heart attack

• syncope

The first choice in vein selection for phlebotomy is

• median cubital

• cephalic

• basilic

• radial artery

One difference between arteries and veins is

• blood in veins is blue

• veins have valves

• vein walls are thicker

• veins ALWAYS carry oxygenated blood

Which of these tubes will be drawn first?

• SST

• Green

• Light blue

• Blood cultures

Which blood cell is biconcave and anuclear (having no nucleus)?

• White blood cells

• Red blood cells

• Platelets

• Leukocytes

Serum comes from

• blood that has clotted

• any tube with an anticoagulant

• a blue top tube

• all tubes will give you serum

If I centrifuge a SST tube, the fluid at the top of the tube will be

• plasma

• serum

• formed elements

• buffy coat

What is the primary purpose of phlebotomy?

• To diagnose diseases

• To collect blood samples

• To administer medication

• To measure blood pressure

Which of the following is a common site for venipuncture?

• Femoral artery

• Jugular vein

• Median cubital vein

• Carotid artery

What is the anticoagulant commonly used in blood collection tubes for phlebotomy?

• Heparin

• Ethanol

• Sodium chloride

• Calcium carbonate