1. The blood lancet is used for the collection of blood specimens by ______.

a. injection

b. suction

c. cutting

d. skin puncture

2. The standard point of the lancet to be used, especially when collecting blood from a newborn’s heel, is ______ in length. (Note: Please check current NCCLS guidelines, as this changes)

a. 2.4 mm

b. 3.6 mm

c. 4.7 mm

d. 5.5 mm

3. The most important step in the performance of a venipuncture is ______.

a. use the correct needle gauge

b. use 70% alcohol prep pads

c. identify the patient

d. use a tourniquet

4. Which of the following statement is false about venipuncture?

a. make sure the patient does not have anything is his mouth

b. never do a venipuncture on a patient who is standing

c. the arm should be slightly bent at the elbow

d. identify the patient

5. To determine the size of the needle remember that the higher the gauge number, the ______ needle.

a. longer

b. smaller

c. larger

d. shorter

6. An instrument called a centrifuge _____.

a. freezes specimens

b. heats specimens

c. is used for incubation

d. separates the cellular and liquid portion of the blood

7. Rubber sleeves in a vacutainer make it possible for ______.

a. sterilization

b. slower draw of blood

c. multiple use

d. faster draw of blood

8. Preparing for a glucose tolerance test ______ hours before or during the test, the patient should not eat, smoke, drink coffee or alcohol.

a. one

b. ten

c. one half

d. two

9. In the evacuation blood collection system the evacuated glass tubes come in different sizes, and the stoppers are ______ to denote the type of additive or lack of one.

a. striped

b. serrated

c. stamped

d. color coded

10. During a venipuncture, to secure the needle during insertion into the tube stopper, you need a ______.

a. holder

b. sleeve

c. tape

d. ball of cotton

11. In hospitals and clinics, the most frequently used gauge of needle is the ______.

a. 25

b. 21

c. 20

d. 18

b- 21

(Ncct review manual says 22 gauge)

12. When performing a venipuncture, the tourniquet should be wrapped around the arm about three to four inches form where you are going to ______ for a vein.

a. apply soap

b. scrape

c. tap

d. feel

13. When taking a venipuncture, if you have the patient ______ the veins will become more prominent.

a. cough

b. hold their breath

c. make a fist

d. take a deep breath

14. Which of the following is false?

a. veins feel like an elastic tube

b. veins pulsate

c. veins give under pressure

d. veins go different directions

15. Use your index finger when you ______ for a vein.

a. stick

b. scratch

c. palpate

d. inject

16. Arteries pulsate like ______.

a. tendons

b. arterioles

c. bones

d. veins

17. Release the ______ before you clean the venipuncture site.

a. needle

b. syringe

c. evacuator

d. tourniquet

18. Cleanse the vein site in a circular motion from the center to the ______.

a. periphery

b. injection point

c. opposite side you started from

d. none of the above

19. The injection site should be cleansed with _______.

a. a damp solution

b. a paper towel

c. the back of your hand

d. an alcohol prep

20. When you have finished using a reagent you should ______.

a. refrigerate it for further use

b. pour it back in the bottle

c. discard it

d. incubate it

21. When making a solution from a solid, be sure the solid becomes completely ______.

a. dissolved

b. gelled

c. thawed

d. frozen

22. When using a centrifuge, make sure equal weights are ______.

a. side by side

b. liquid

c. opposite each other

d. one space apart

23. When mixing reagents you should use ______ quantities.

a. small

b. large

c. quality instead of

d. excessive

24. When you make a solution, be sure you label and ______.

a. date it

b. store it

c. freeze it

d. color it

25. When smelling a container of solution ______.

a. pour a little in a cap and smell it

b. use a waving motion beneath the nose

c. shake the container well before smelling it

d. hold the container directly beneath the nose

26. When mixing regents always read the label ______.

a. with the doctor

b. with a nurse

c. with magnifying glass

d. twice

27. The lid to the centrifuge should be kept ______ when in use.

a. closed

b. open

c. ajar

d. lifted

28. When using an evacuated tube for collection of electrolytes use a ______.

a. blue-top tube

b. red-top tube

c. black-top tube

d. lavender-top tube

29. When collecting blood for a hematocrit test use a ______.

a. lavender-top evacuated tube

b. red-top evacuated tube

c. blue-top evacuated tube

d. yellow-top evacuated tube

30. When collecting blood for cholesterol tests use a ______ top evacuated tube.

a. red

b. yellow

c. blue

d. laveder

31. The primary anticoagulant additive EDTA removes calcium by forming insolubleor un-ionized calcium slats. It has an advantage of preventing platelet clumping and the formation of artifacts, therefore, good for the preparation of ______.

a. background staining

b. red cell preservation

c. clotting

d. blood films

32. Sodium citrate is an anticoagulant of choice for coagulation studies because it protects certain of the ______.

a. pro-coagulants

b. red blood cells

c. white blood cells

d. enzyme inhibitors

33. The tube to collect whole blood with an additive in it has a ______ stopper.

a. red

b. lavender

c. green

d. yellow

34. The color coding for a stopper of a tube with no additives is (for collection of serum) ______.

a. green

b. black

c. red

d. blue

35. At the location where you are going to feel for a vein, wrap the tourniquet around the arm approximately ______ above the area.

a. nine to ten inches

b. one foot

c. three to four inches

d. one inch

36. The cephalic, medical cubital, and basilic veins are ______ used for venipuncture.

a. seldom

b. never

c. dangerous when

d. primarily

37. When doing a venipuncture the syringe or tube should be ______ the venipuncture site to prevent back-flow.

a. above

b. below

c. moved from side to side

d. moved in and out

38. To help classify bacteria into two groups; gram-positive and gram-negative is a special attain called ______.

a. glass stain

b. gram stain

c. germicide

d. bacteria stain

39. A substance found in the body which helps blood from clotting is called ______.

a. dextrose

b. glucose

c. heparin

d. alcohol

40. When preparing a blood smear from a skin puncture you should ______ the first drop.

a. collect

b. use

c. wipe away

d. wash off

41. When you pull the second slide apart from the first slide, let them ______.

a. stand for one hour

b. stand for four minutes

c. air dry

d. blow on them to dry them

42. When preparing a blood smear, the spreader slide must be made of ______.

a. foil

b. steel

c. plastic

d. glass

43. The purpose of doing blood cultures is to detect ______.

a. anemia

b. cholesterol

c. cancer

d. septicemia

44. When a drop of blood is placed on a slide, place a second slide ______ the first slide.

a. beside

b. on top

c. beneath

d. vertical to

45. The glucose tolerance test is a ______test.

a. saliva

b. timed

c. finger stick

d. dangerous

46. When doing a blood culture test, after cleaning with an alcohol swab, use a (an) ______ swab.

a. iodine

b. cotton

c. gauze

d. distilled water

47. While ordering procedures may vary, generally a type and RH are ordered on all pregnant women. This normally is called a ______ screen.

a. blood

b. serum

c. prenatal

d. postnatal

48. When unclotted blood is centrifuged ______ goes to the top of the tube.

a. white blood cells

b. red blood cells

c. plasma

d. water

49. When unclotted blood is centrifuged ______ goes to the bottom of the tube.

a. red blood cells

b. white blood cells

c. plasma

d. water

50. When collecting blood by skin puncture on an infant, you should use a ______.

a. 25 ga needle

b. lancet

c. scalpel

d. 23 ga needle

51. The tube used to collect a blood sample for a Complete Blood Count (CBC) is ______.

a. red top, no additive

b. blue top, sodium citrate additive

c. lavender top, ethylenediaminetetraacetic acid additive

d. green top, lithium heparin additive

52. What are the PT and PTT laboratory tests used to monitor?

a. anticoagulation therepy

b. blood sugar

c. cholesterol

d. blood titer

53. A counting chamber used to perform a manual white blood count is called _________.

a. unopette

b. hemocytometer

c. microscope

d. white cell counter

54. What is the proper placement of an ager plate in the incubator?

a. inverted

b. inside out

c. right side up

d. on the side

55. A temperature scale with the freezing point of water at 32 degrees and the boiling point of 212 degrees is called ____________.

a.  Centigrade

b.  Fahrenheit

c.  Celsius

d.  Thermometer

56. The concave curve in the upper surface of a liquid in a container is called the ___________.

a. lunula

b. meniscus

c. ventrofixation

d. concave bubble