Phlebotomy Final test PDF

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Final test for phlebotomist to past the state...

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Phlebotomy Final

Oct. 3, 2021, 4:20 a.m

Please advise your instructor or the administrator when you have completed the test. Your score: 64%

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32 50

Duration: 0:54:43

1.

Phlebotomists are an important part of the healthcare team because Your Answer:

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They represent the lab and the institution They are in direct contact with the patient They perform tasks that are critical to the patient's diagnosis all of the above

2.

Phlebotomists often have many duties and tasks. Which of the following is one of the primary

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duties? Your Answer:

Correct

sample processing sample accession collecting venous blood samples collecting arterial samples

3.

When the patient refuses to have blood drawn, the phlebotomist should do all of the following

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except Your Answer:

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contact the patient's nurse or physician return the requisition to the lab force the patient to have blood drawn try to convince the patient to have blood drawn

4.

Which of the following is not a pre-examination variable of sample collection? Your Answer:

Correct

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sample transport skin preparation (cleansing) sample testing

5.

Perhaps the single most important step in phlebotomy, and often where an error occurs, is Your Answer:

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Correct

cleansing the site patient identification using a clean needle using the proper evacuated tube

6.

When a patient develops an infection 48 hours after hospitalization that was not present upon

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admission, the infection is classified as Your Answer:

Correct

hospital acquired (nosocomial) communicable infectious unavoidable

7.

A potential source of infectious material from a patient in protective isolation includes Your Answer:

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Correct

feces none-the phlebotomist is considered a potential source of infection to the patient. urine blood

8.

Aerosols can be produced by Your Answer:

Correct

centrifuging open serum tubes popping open blood containers

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pouring off a serum sample all of the above

9.

Standard precautions policy states that if there is a possibility of coming into contact with a

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patient's blood or body fluid, you must wear Your Answer:

Correct

a gown goggles gloves nothing, but wash hands immediately

10. The process in which oxygen-rich blood diffuses into tissue cells is Your Answer:

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Correct

exhaling external respiration internal respiration breathing

11. The most common disorder of the endocrine system is Your Answer:

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Correct

rheumatoid arthritis diabetes mellitus infertifilty respiratory distress

12. The two components of the blood found in a tube of blood drawn without anticoagulant are Your Answer:

Correct

plasma and clot Buffy coat and erythrocytes serum and Buffy coat

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serum and clot

13. The Buffy coat consists of Your Answer:

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leukocytes and thrombocytes leukocytes only erythrocytes and leukoctyes leukocytes and plasma

14. the fluid portion of the whole blood that contains fibrinogen is called Your Answer:

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Correct

the Buffy coat erythrocytes plasma serum

15. The ventricles of the heart are principally responsible for Your Answer:

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Correct

lubrication portal circulation pumping blood receiving blood

16. Which of the following does not carry oxygenated blood? Your Answer:

Incorrect

aorta pulmonary artery pulmonary vein all of the above

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17.

Which of the following is referred to as the "pacemaker" of the heart? Your Answer:

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Correct

AV node sinoatrial node bundle of HIS Purkinje fibers

18. A short draw with a sodium citrate tube will Your Answer:

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lead to a prolonged aPTT and prolonged PT lead to a shortened aPTT and shortened PT lead to a prolonged aPTT shortened PT have no effect on the aPTT or teh PT

19. Which of the following anticoagulants prevents coagulation of the blood by removing calcium

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through the formation of insoluble calcium salts? Your Answer:

Incorrect

a. EDTA b. oxalate c. sodium citrate d. heparin e. all of the above f. a,b, and c

20. An anticoagulant is an additive placed in evacuated tubes in order to Your Answer:

Correct

dilute the blood prior to testing ensure the sterility of the tube make the blood clot faster prevent the blood from clotting

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21. When serum is needed for testing, blood must be collected in which of the following colored tubes? Your Answer:

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light blue green lavendar red

22. Unsterile tubes may Your Answer:

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cause false-positive blood cultures infect the patient through backflow cause short draws both a and b

23. The tourniquet should be applied how many inches above the proposed venipuncture site> Your Answer:

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Correct

1 to 2 inches 3 to 4 inches 4 to 5 inches 5 to 6 inches

24. Leaving a tourniquet on a patient's arm for an extended length of time before drawing blood may cause Your Answer:

Correct

hemoconcentration sample hemolysis stress bruising

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25. Your Answer:

Correct

chemistry cytology immunology microbiology

26. What hospital department cares for newborn infants? Your Answer:

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Correct

oncology orthopedic nephrology neonatal

27. What hospital department cares for patients with cancer? Your Answer:

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Correct

oncology orthopedic nephrology neonatal

28. Where in a hospital would you find a patient with broken bones? Your Answer:

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Correct

orthopedic obstetrics nephrology neonatal

29. A geriatric patient is a(n) Your Answer:

Correct

patient in labor of childbirth

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newborn patient receiving dialysis elderly patient

30. What laboratory department tests a routine urine sample? Your Answer:

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chemistry cytology urinalysis microbiology

31. Which of the following statements concerning bleeding times is not true? Your Answer:

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You must touch only the drop of blood with the filter paper, not the skin. A stopwatch must be started at the same time that the puncture is made. The purpose of the test is to assess platelet function all of the above are true

32. What hospital department performs dialysis of patients? Your Answer:

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Correct

oncology orthopedic nephrology neonatal

33. Therapeutic phlebotomy is performed as a treatment for patients with Your Answer:

Correct

diabetes mellitus hepatitis lymphocytic leukemia

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polycythemia vera

34. Why must the first drop of blood from a capillary puncture be wiped away? Your Answer:

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To remove interstitial fluid To wipe away any bacterial contamination To remove heparin contamination To make the blood flow faster

35. In what test must alcohol NEVER be used to cleanse the venipuncture site? Your Answer:

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Correct

blood cultures HIV test Alcohol Platelet count

36. In what case must betadine/iodine never be used to cleanse the venipuncture site? Your Answer:

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blood cultures HIV test platelet count allergy to shellfish

37. What technique should be used to collect a blood culture from a patient? Your Answer: Aseptic Clean Standard Septic

Incorrect

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38.

While performing a venipuncture, what type of things would NOT allow you to perform a venipuncture on a patient? Your Answer:

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Shunt, fistula, or graft Mastectomy, or scarring of the skin Hematoma, or edema All of the above

39. Which nerve is the largest of the cranial nerves and controls three divisions of the head? Your Answer:

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Correct

Accessory Trigenimal Abducens Vagus

40. which nerve is responsible for the control of the respiratory, cardiac, and circulatory reflexes? Your Answer:

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Correct

Accessory Trigeminal Abducens Vagus

41. The abducens nerve (VI) is considered to be what? Your Answer:

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Sensory motor sensory & motor none of the above

42. The hypoglossal nerve (XII) is considered to be responsible mainly for what?

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Your Answer:

Correct

chewing blinking tasting smiling

43. Which nerve is responsible for the control of the soft palate, pharynx, and larynx? Your Answer:

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Glossopharyngeal Trigeminal Abducens Vagus

44. What color vacutainer tube would contain the anticoagulant Potassium Oxalate/Sodium

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Fluoride? Your Answer:

Correct

Light-blue Gray Green Lavender

45. What color vacutainer tube would contain the anticoagulant Heparin? Your Answer:

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Correct

light blue gray green lavender

46. What color vacutainer tube would contain the anticoagulant Sodium Citrate? Your Answer:

Correct

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gray green lavender

47. A vacutainer tube containing EDTA would be used to perform what type of test on the blood? Your Answer:

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aPTT, PT CBC and diff Trace elements chemistry

48. A royal blue stoppered tube is used to collect blood for what type of tests? Your Answer:

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aPTT, PT CBC and diff Trace elements Chemistry

49. Before attempting to do any type of procedure on/to a pediatric patient, the Phlebotomist should

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do what first? Your Answer:

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become acquainted with the child, come down to their level. explain what is going to happen in a way that the child will understand. involve the child and parent in the exam process, use hand puppets or games all of the above

50. You are collecting a specimen via the butterfly vacuum system and the tube only fills half way. What should you do? Your Answer:

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stop the procedure and stick with a new butterfly

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discard tube and use a new vacuum tube to collect the blood sample. send the half filled tube to the lab....