Phlebotomy Test Phlebotomy Exam Simulation

Question 1

A physician orders a prothrombin time (PT/INR). Which tube is collected FIRST if no other tubes are being drawn?

Accepted Answer

Light blue top (sodium citrate)

Answer

Lavender top (EDTA)

Answer

Gold top (SST)

Answer

Green top (heparin)

Question 2

During venipuncture, the needle bevel should be positioned:

Accepted Answer

Upward (facing away from the skin)

Answer

Downward (facing the skin surface)

Answer

At a 90-degree angle to the vein

Answer

Parallel to the patient's arm regardless of bevel position

Question 3

A patient identifies themselves, but the name on the tube label doesn't match the requisition. The phlebotomist should:

Accepted Answer

Stop the procedure and resolve the discrepancy before drawing blood

Answer

Draw the blood using the tube that's already labeled and correct it later

Answer

Draw the blood and inform the nurse after collection

Answer

Use the name the patient stated and cross out the label name

Question 4

Which of the following represents the CORRECT order of draw for a patient requiring a CBC, BMP, and INR?

Accepted Answer

Light blue → Gold → Lavender

Answer

Lavender → Light blue → Gold

Answer

Gold → Lavender → Light blue

Answer

Lavender → Gold → Light blue

Question 5

A tourniquet should be released:

Accepted Answer

As soon as blood begins flowing into the collection tube

Answer

Only after the needle is removed from the vein

Answer

After all tubes have been filled and the needle is removed

Answer

After 3 minutes to ensure adequate venous filling

Question 6

Which personal protective equipment (PPE) is REQUIRED for routine venipuncture?

Accepted Answer

Gloves only

Answer

Gloves and mask

Answer

Gloves, gown, and face shield for all routine draws

Answer

Gloves and eye protection for all routine draws

Question 7

A phlebotomist experiences a needlestick injury after blood collection. What is the FIRST action to take?

Accepted Answer

Immediately wash the wound with soap and water and report the exposure per facility protocol

Answer

Complete the remaining specimen collection first, then report the injury

Answer

Apply a bandage and notify the supervisor at the end of the shift

Answer

Squeeze the wound to express blood and apply antiseptic

Question 8

Which blood tube additive is used to inhibit glycolysis and preserve glucose concentration in the specimen?

Accepted Answer

Sodium fluoride

Answer

EDTA

Answer

Sodium heparin

Answer

Sodium citrate