ASCP Phlebotomy

Question 1

What shade of tube should be used when taking a sample to check blood alcohol levels?

Accepted Answer

Gray.

Answer

Yellow.

Answer

Red.

Answer

Royal Blue.

Question 2

What should be added to a sample if it needs to be diluted?

Accepted Answer

Diluent.

Answer

Preservative.

Answer

Anticoagulant.

Answer

All of the above.

Question 3

What component of blood is potassium EDTA able to bind to?

Accepted Answer

Calcium.

Answer

Magnesium.

Answer

Iron.

Answer

All of the above.

Question 4

Which of the following can affect a blood sample if the patient refuses to fast when instructed to do so?

Accepted Answer

Increasing its turbidity.

Answer

Increasing stress hormones.

Answer

Increasing enzymes such as creatinine and fatty acids.

Answer

A false increase in analytes.

Question 5

What should you do if you realize that a patient's name is spelled differently on the requisition and the patient's armband?

Accepted Answer

Visit with your manager to verify the information and have it corrected.

Answer

Ask the patient to go get the requisition corrected.

Answer

Assume there was a typo and ignore the requisition.

Answer

Any of the above.

Question 6

Which of the following actions is required to correctly anchor a vein?

Accepted Answer

Placing the thumb of your free hand below the vein and stretching the skin.

Answer

Increasing pressure on the tip of the needle.

Answer

Placing your thumb to the side of the vein and pressing firmly.

Answer

All of the above.

Question 7

Which of the following is the most typical reason for blood culture contamination?

Accepted Answer

Improper site preparation.

Answer

Improper storage.

Answer

Improper transportation.

Answer

All of the above.