Medical Laboratory Quiz

Vacuum tubes containing anticoagulant can be incompletely filled if blood collection is difficult.

• True

• False

The anticoagulant used for most hematology studies is EDTA.

• True

• False

The phlebotomist should wear gloves and face protection when performing venipuncture.

• True

• False

In venipuncture, the first drop of blood is wiped away.

• True

• False

After blood is collected, the needle should be removed from the vein before the tourniquet is released.

• True

• False

If safety needles are not available, the used needle should be recapped before disposal.

• True

• False

Which of the following statements applies to the venipuncture procedure?

• Standard Precautions must be observed.

• The procedure includes preparation of the patient.

• Selecting and preparing the puncture site is part of the procedure.

• all of the above

Which is true of the venipuncture procedure?

• It is the most common method of obtaining blood for laboratory analysis.

• A superficial artery is punctured with a needle.

• It is not very safe.

• Only a small amount of blood is obtained.

Which of the following is NOT true of venipuncture supplies?

• They should be organized into a portable phlebotomy tray.

• Safety needles have eliminated the possibility of needlesticks.

• A syringe and safety needle can be used.

• The length of the needle varies with phlebotomist preference.

All of the following are part of proper venipuncture technique EXCEPT:

• The patient is identified by asking the name and checking the armband.

• The puncture site should be cleansed with alcohol and allowed to dry.

• The tourniquet should be released before the needle is removed from the vein.

• The patient should hold the arm up and out, away from body.