Question 1

Which of the following is a common vein used for phlebotomy?

Accepted Answer

Median cubital vein

Answer

Appendicular vein

Answer

Coronal suture vein

Answer

Lateral malleolus vein

Question 2

Which of the following is a proper technique for venipuncture during phlebotomy?

Accepted Answer

Anchor the vein and insert the needle at a 15-30 degree angle

Answer

Apply pressure to the site after needle removal

Answer

Avoid palpating the vein before insertion

Answer

Insert the needle straight into the vein without anchoring

Question 3

What is the recommended order of draw when collecting multiple blood samples during phlebotomy?

Accepted Answer

Light blue, red, tiger top (gold or red/gray), green, lavender, gray

Answer

Green, gray, red, lavender, light blue, tiger top (gold or red/gray)

Answer

Red, lavender, green, light blue, gray, tiger top (gold or red/gray)

Answer

Lavender, red, green, gray, light blue, tiger top (gold or red/gray)

Question 4

What is the purpose of using a tourniquet during phlebotomy?

Accepted Answer

To create venous distension and aid in locating veins

Answer

To prevent blood clotting

Answer

To decrease blood flow to the arm

Answer

To regulate blood pressure

Question 5

Which color tube is commonly used for collecting blood samples for a complete blood count (CBC)?

Accepted Answer

Lavender

Answer

Green

Answer

Yellow

Answer

Red

Question 6

Which of the following is a potential complication of phlebotomy?

Accepted Answer

Hematoma formation

Answer

Enhanced immune response

Answer

Decreased heart rate

Answer

Increased blood pressure

Question 7

What is the purpose of centrifuging blood samples after phlebotomy?

Accepted Answer

To separate components of the blood for analysis

Answer

To increase blood clotting time

Answer

To sterilize the blood sample

Answer

To decrease red blood cell count

Question 8

Which gauge needle is commonly used for routine adult venipuncture during phlebotomy?

Accepted Answer

21-22 gauge

Answer

18 gauge

Answer

25 gauge

Answer

27 gauge

Question 9

What is the primary goal of a phlebotomist during a blood draw procedure?

Accepted Answer

To obtain a quality blood specimen for laboratory testing

Answer

To avoid interacting with the patient during the procedure

Answer

To use the largest needle for faster blood collection

Answer

To finish the procedure as quickly as possible

Question 10

What is the medical term for the process of collecting blood from a vein for testing or donation?

Accepted Answer

Venipuncture

Answer

Colonoscopy

Answer

Dermabrasion

Answer

Lumbar puncture

Question 11

What is the purpose of gently applying pressure to the venipuncture site after blood collection?

Accepted Answer

To stop bleeding and promote clotting

Answer

To increase blood flow and speed up healing

Answer

To warm up the area and improve circulation

Answer

To prevent bruising and swelling

Question 12

Which color tube is commonly used to collect blood samples for a complete blood count (CBC)?

Accepted Answer

Lavender

Answer

Blue

Answer

Green

Answer

Red

Question 13

Which of the following is a common vein used for venipuncture in phlebotomy?

Accepted Answer

Median cubital vein

Answer

Femoral vein

Answer

Carotid artery

Answer

Radial artery

Question 14

Why is it important to correctly label blood collection tubes during a phlebotomy procedure?

Accepted Answer

To prevent sample mix-ups and ensure accurate test results

Answer

To match the color of the tubes with the patient's favorite color

Answer

To save costs on additional labeling materials

Answer

To make the tubes look organized

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