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- 1. Multiple Choice
Which of the following is NOT a method of performing venipuncture?
Butterfly method
Syringe method
Vacuum tube method
Lancet method
- 2. Multiple Choice
What position is used for venipuncture if the patient is nervous or fainted in the past?
Prone
Semi-Fowler
Sims
Sitting
- 3. Multiple Choice
How can venous reflux be prevented?
Use an angle greater than 15 degrees
Fill the vacuum only half way
Keep the patient's arm in a downward position
Remove the tourniquet after removing the needle
- 4. Multiple Choice
Which antecubital vein is considered the best vein for venipuncture?
Medial cubital
Basilic
Cephalic
Brachial
- 5. Multiple Choice
Which of the following is NOT a characteristic of the Brachial Artery?
It has a pulse
Has thinner walls than a vein
If punctured, blood is brighter red
Patient will feel more pain if punctured
- 6. Multiple Choice
Which of the following is an OSHA Standard violation?
Applying the tourniquet 1 inch above the ben in the elbow
Using a small gauge needle to collect the specimen
Not labeling the blood tube
Removing the plastic holder from the needle for reuse
- 7. Multiple Choice
The size of the evacuated tube you choose for the venipuncture depends on...
Size of the patient's veins
Patient's diagnosis
Amount of specimen required for the test
Color of the tube stopper
- 8. Multiple Choice
A lavender top tube contains...
Nothing
EDTA
Potassium oxalate
Sodium citrate
- 9. Multiple Choice
A red top tube contains...
Nothing
EDTA
Potassium oxalate
Sodium citrate
- 10. Multiple Choice
What color tube is used to draw a CBC?
Red
Green
Lavender
Light blue
- 11. Multiple Choice
What color tube is used to draw a Prothrombin Time
Red
Green
Lavender
Light blue
- 12. Multiple Choice
Which of the following represents the correct order of draw?
Red, green, lavender, gray
Red , lavender, green gray
Lavender, red, gray, green
Red, gray, green, lavender
- 13. Multiple Choice
Which should be performed is an evacuation tube contains a clot activator?
Centrifuge the tube immediately after drawing it
Fill it only half way
Shake it very vigorously before doing the stick
Invert the tube five time after drawing it
- 14. Multiple Choice
During a venipuncture procedure a sudden swelling occurs around the puncture site. You should...
Call for help
Immediately remove the tourniquet and then the needle
Continue with the venipuncture
Apply pressure with an antiseptic wipe
- 15. Multiple Choice
Which of the following may result in the hemolysis of blood?
Using a needle with too small a lumen
Removing the needle before the tourniquet
Storing the tube at room temperature
Allowing the tube to fill to the exhaustion of the vacuum
- 16. Multiple Choice
How is serum obtained?
From whole blood that has been centrifuged
By using a tube containing an anticoagulant
From whole blood that was left standing
From clotted blood that has been centrifuged
- 17. Multiple Choice
After drawing blood into an SST, what is the next step?
Centrifuge the tube
Have the tube stand upright for 30-45 minutes
Place the tube in the refrigerator
Put the serum into the transfer tube
- 18. Multiple Choice
Whole blood is obtained by
using a tube with an anticoagulant
centifuging a clotted blood specimen
using a red-stopper tube
using a tube that does not contain an anticoagulant
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