Phlebotomy: The Ultimate Practice Exam! Quiz

26 Questions | Total Attempts: 528

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Phlebotomy: The Ultimate Practice Exam! Quiz

Phlebotomy: The Ultimate Practice Exam! There are different instances that blood needs to be drawn from the human body, and it is desired that a certified phlebotomist does it. Do you know which veins or arteries one should draw blood from? What is the smallest vein in the body? This quiz will help to test out just how much you know about the human body and different ways to draw blood.


Questions and Answers
  • 1. 
    The most important step in the performance of venipuncture is
    • A. 

      Selecting needle size

    • B. 

      Collecting enough sample

    • C. 

      Identifying the patient

    • D. 

      Positioning the patient

  • 2. 
    The body system the filters blood to eliminate waste helps maintain blood PH and regulates water balance is the _______ system.
    • A. 

      Respiratory

    • B. 

      Urinary

    • C. 

      Nervous

    • D. 

      Cardiovasular

  • 3. 
    Which of these needle has the smallest bore or diameter?
    • A. 

      15 gauge

    • B. 

      23 Gauge

    • C. 

      20 Gauge

    • D. 

      22 Gauge

  • 4. 
    A complete blood count (CBC) is collected in an evacuated tube with what color stopper?
    • A. 

      Blue

    • B. 

      Lavender

    • C. 

      Red

    • D. 

      Black

    • E. 

      RAINBOWZ

  • 5. 
    When performing a routine skin puncture, the site should be alcohol cleaned and _____
    • A. 

      Rinsed with soap and water

    • B. 

      Followed by iodine cleaning

    • C. 

      Allowed to air dry on its own

    • D. 

      Blown dry to expedite things

  • 6. 
    When using two glass slides to make a blood smear, the recommended angle of contact between them is approximately ______ degrees.
    • A. 

      3

    • B. 

      10

    • C. 

      30

    • D. 

      90

  • 7. 
    An evacuated tube system for venipuncture consists of ALL BUT WHICH ONE of these components?
    • A. 

      Vacuum collection tube with color coded stopper

    • B. 

      Special plastic holder known as adapter

    • C. 

      Compartmentalized, hard shell collection tray

    • D. 

      Double sided multi sample needle with slanted bore

  • 8. 
    Confirming an outpatients name and _____ provides two important identifiers for blood collection.
    • A. 

      Blood type

    • B. 

      Address

    • C. 

      Date of birth

    • D. 

      Appointment time

  • 9. 
    To draw blood from  a patient with an open IV line the selected site should be located _____
    • A. 

      Below the TV

    • B. 

      In the IV tubing

    • C. 

      Above the IV

    • D. 

      In the antecubital fossa

  • 10. 
    Why does a multi-sample needle have a rubber sleeve over the end of the needle that is inserted into the collection tube?
    • A. 

      To make it easier to push tubes on and off

    • B. 

      To decrease the chance of patient needle injury

    • C. 

      To prevent blood from seeping into the adapter

    • D. 

      To keep bacteria from entering the collection tubes

  • 11. 
    Squeezing the finger too vigorously during the capillary blood collection can cause erroneous lab results due to
    • A. 

      Skin contamination

    • B. 

      Blood cell concentration

    • C. 

      Clotting at the puncture site

    • D. 

      Dilution with tissue fluid

  • 12. 
    The smallest veins of the human anatomy are known as as_____
    • A. 

      Capillaries

    • B. 

      Arteries

    • C. 

      Venules

    • D. 

      Arterioles

  • 13. 
    Treating ALL lab specimens as if they are hazardous and infectious is the basis for
    • A. 

      Patient quarantine systems

    • B. 

      Quality assurance programs

    • C. 

      Universal precautions

    • D. 

      Hazardous waste controls

  • 14. 
    OSHA requires training and educational info be given to phlebotomists on ALL BUT WHICH ONE of the following topics?
    • A. 

      Blood borne pathogens

    • B. 

      Preventing identification errors

    • C. 

      Needle and safety handling

    • D. 

      Glass and sharps disposal

  • 15. 
    Which of these elements in the blood is bound by EDTA in a collection tube to prevent clotting?
    • A. 

      Potassium

    • B. 

      Magnesium

    • C. 

      Calcium

    • D. 

      Sodium

  • 16. 
    The hands of the phlebotomist should be washed _________
    • A. 

      Before inspection collection

    • B. 

      After specimen collection

    • C. 

      Even though gloves are used

    • D. 

      All answers are correct

  • 17. 
    If a glass tube breaks during centrifugation, what sequence of actions would be best?
    • A. 

      Evacuate the room open the lid and remove the glass with forceps

    • B. 

      Open the lid stop the centrifuge and remove the glass wearing gloves

    • C. 

      Stop the centrifuge open the lid and use forceps to remove any glass

    • D. 

      Leave the room and dance around

  • 18. 
    Which of these is a common component of disinfectant solutions used for collection of blood cultures?
    • A. 

      Chlorhexidine

    • B. 

      Methanol

    • C. 

      Glutaraldehyde

    • D. 

      Lidocaine

  • 19. 
    If the information of the patients id bracelet is NOT identical to the information on the phlebotomy test requisition and labels for that patient, the phlebotomist should _____
    • A. 

      Telephone the physician for help in identifying the patient

    • B. 

      Refrain from drawing the sample until ID is resolved

    • C. 

      Change the ID band information to match the requisition

    • D. 

      Ignore the id bracelet and proceed

  • 20. 
    Before performing a venipuncture, why will a phlebotomist tie a tourniquet?
    • A. 

      To insure thrombosis occurs

    • B. 

      To elevate the blood pressure

    • C. 

      To help locate the veins in the antecubital

    • D. 

      To dull the pain at the puncture site

  • 21. 
    When a 5 millimeter evacuated tube appears to extract blood with too much force from a weak vein (causing the vein to collapse) the phlebotomist might have better results using a ______
    • A. 

      Larger colllection tube

    • B. 

      Tighter tourniquet

    • C. 

      Pediatric sized tube

    • D. 

      Larger bore (diameter) needle

  • 22. 
    To collect blood for a prothrombin time test, use an evacuated tube with a ____ colored stopper.
    • A. 

      Light blue

    • B. 

      Red

    • C. 

      Blue

    • D. 

      Black

  • 23. 
    One bedside (point of care) laboratory test that is used before surgery to check whether a patient has a sufficient number of working platelets is known as the ___ test.
    • A. 

      Prothrombin time

    • B. 

      Bleeding time

    • C. 

      Partial thromboplastin time

    • D. 

      Complete blood counts

  • 24. 
    Paul phlebotomist draws CBC on patient Fred jones, labels the lavender top tube, and remove his gloves to go to lunch. Before he can leave patient Sam smith is sent to the phlebotomist to have a full lipid profile drawn. Paul puts on new gloves and draws a red top tube he records the # hours postprandial. what step is missing?
    • A. 

      Hands arent washed in between

    • B. 

      Hours postprandial arent needed

    • C. 

      Red top tube is incorrect

    • D. 

      Laender tube is incorrect

  • 25. 
    To collect blood without an additive use an evacuated tube with a ___ colored stopper.
    • A. 

      Lavender

    • B. 

      Red

    • C. 

      Blue

    • D. 

      Black

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