final exam

  1. an ABG (arterial blood gas) test assesses which of the following organ systems:

    C) respiratory
  2. which of the following represents the correct order of draw when performing a skin puncture.

    D) purple, green, red
  3. the clean catch procedure is used for which of the following tests:

    D) UA
  4. the flanges on the vacutainer adapter should be used when:

    C) pushing tubes onto the holding needle and pulling tubes off the holding needle
  5. the smallest gauge needle that should be used to obtain blood specimens is:

    C) 23g
  6. which of the following tubes will produce a plasma sample that, after centrifugation, will be separated from the blood cells by a gel barrier.

    D) green
  7. the following results were posted to a patient's chart:
    12/10/03 Hct. 38%
    12/11/03 Hct. 52%
    the discrepancy detween these two results is probably due to:

    C) hemoconcentration from leaving the tourniquet on too long
  8. the trough level of an oral medication should be drawn:

    A) none of the these
  9. the peak level of a medication represents:

    A) the highest concentration of medication after the last dose
  10. which of the following fasting glucose results represents the cut off limit for a glucose tolerance test?

    B) >200mg/dl
  11. match the following test with the best tube listed below CBC

    C) purple top
  12. match the following test with the best tube listed below

    C) blue top
  13. match the following test with the best tube listed below
    STAT glucose

    C) grey top
  14. match the following test with the best tube listed below

    C) green top
  15. match the following test with the best tube listed below

    E) purple top
  16. which of the following arteries is most commonly selected for performing an arterial puncture:

    E) radial
  17. Mr. Jones' bleeding time test is abnormally prolonged. This is most likely a result of:

    C) abnormal functioning platelets
  18. therapeutic phlebotomies are performed on patients suffering from which of the following condition:

    B) polycythemia vera
  19. when performing a skin puncture, the first drop of blood is wiped away before collecting the specimen to avoid:

    A) diluting the specimen with tissue fluid
  20. patients should not have a phlebotomy procedure performed on the side of a mastectomy because:

    B) none of these
  21. a patient comes into the lab with an order for Type and Screen, PT and glucose. Choose the best combination

    C) purple, red, blue and a gold
  22. the anticoagulant in a blue top tube is

    A) sodium citrate
  23. when drawing in the vacutainer system, list the correct order of draw for the following tests: CBC, PT, BMP, ESR:

    C) PT, BMP, ESR, CBC
  24. which of the following reasons best describe why green top tubes are not used for lithium levels:

    C) if there is lithium in the test prior to the draw the test results can be falsely elevated.
  25. coumadin therapy is monitored by which of the following tests:

    A) PT
  26. you receive an order from CCU for an APTT. which medication may the patient be receiving?

    B) heparin
  27. if a physician orders and ESR, the proper tube to draw is:

    D) lavender
  28. which of the following medications will interfere with the bleeding time test:

    B) aspirin
  29. the minimum acceptable volume in a 5 ml light blue tube is:

    B) 4.5 ml
  30. you enter Mr. Duffy's room and notice that he has an IV in both arms. what is your best course of action?

    A) draw the specimen from lower on either arm and document the position of the IV
  31. a CBC is ordered on a patient that is an known "platelet clumper" what should you do?

    A) draw a purple tube and transport in a prewarmed container
  32. under normal circumstances, plasma or serum must be separated from blood cells as soon as possible when drawing for a glucose test. the one exception is if the specimen is drawn into a:

    B) gray tube
  33. list all the elements that must be included on a hand labeled tube:
    • patients name
    • patient's date of birth
    • MRN
    • date of draw
    • time of draw
    • phleb ititials
  34. a person who is blood type A positive has which of the following naturally occurring antibodies in their plasma

    E) anti B
  35. Mrs. Kidd is an outpatient that was sent to the lab for pre surgical work. as part of her testing the doctor has ordered a crossmatch for 3 units. she tells you this is her second surgery in the last month. her blood bank specimen will be good for how many days?

    C) 3 days
  36. which of the following specimens is acceptable to submit to the blood bank

    A) red
  37. which lab personnel are required to document problems with a patient sample, those who

    e) none of these
    C) both the receiver and procurer of the specimen
  38. T/F the tourniquet must NOT be left on for longer than two minutes before performing a venipuncture
    • F
    • The tourniquet must not be left on for 1 minute

    P.s. I didn't make the test or write these answers. I chose T and I'm "wrong" for choosing it in this red neck town.
  39. the majority of errors that occur in the blood bank are

    A) clerical errors
  40. all of the following procedures are performed in the blood bank except:

    D) H&H
  41. urine and blood samples are collected from patients suspected of having a transfusion reaction because both can be:

    D) checked visually for signs of intravascular hemolysis
  42. which of the following conditions would warrant keeping a lavender tube warm while in transit to the lab:

    C) platelet clumper
  43. T/F the term 'anaerobic' means requiring oxygen
  44. T/F the liquid portion of a red top tube is plasma
  45. the acronym for PASS stands for
    pull, aim, squeeze, swipe
  46. all of the following are considered PPE except

    C) needles
  47. CQI is an acronym that means:

    D) continuous quality improvementv
  48. the normal adult blood volume is approximately:

    C) 5 L
  49. the normal composition of blood is approximately:

    A) 55% plasma, 45% formed elements
  50. breakage or rupture of red blood cells is called:

    D) hemolysis
  51. your patient is not wearing an ID band. It is fastened to the bed rail. the information matches the requisition. what should you do?

    B) fill out an incident form and return to the lab without drawing the specimen
  52. More blood can be obtained on neonates with minimal trauma by using:

    B) syringe and butterfly in an antecubital area
  53. how can you tell you are in a vein when using a syringe and needle?

    A) you should see blood appear in the hub of the needle
  54. you are in the middle of drawing a blood specimen using the evacuated tube method when you realize that you filled the EDTA tube before the green tube. What should you do?

    D) draw several millimeters into a plane discard tube; then fill the green one.
Card Set
final exam