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Phlebotomy > FINAL > Flashcards

FINAL Flashcards

1
Q

The Purpose of wiping away the 1st gtt of blood during skin puncture is to…

A

eliminate tissue fluid contamination

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2
Q

capillary puncture blood most closely resembles…

A

arterial blood

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3
Q

what is the purpose of warming the site before skin puncture?

A

it increases blood flow up to 7 times

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4
Q

which of the following is the safest area for the infant heel puncture?

A

Lateral plantar surface

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5
Q

A blood smear from an EDTA specimen should be made

A

within 1hr of collection

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6
Q

Capillary puncture blood reference ranges are higher for which of the following analytes?

A

Glucose.

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7
Q

what is the FIRST thing the phlebotomist should do in the event of an accidental needle stick?

A

wash the site with soap and water for at least 30 sec.

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8
Q

what is the clinical and laboratory standards institute (CLSI) recommended maximum depth of heel puncture?

A

2.0 mm

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9
Q

The solution normally used to clean the site before routine venipuncture is…

A

70% isopropanol

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10
Q

why should a laboratory report from indicate the fact that a specimen has been collected by capillary puncture?

A

because test results can vary depending on the method of collection

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11
Q

what does the term “calcaneus” mean?

A

heel bone

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12
Q

which of the following is a preferred capillary puncture site?

A

middle finger

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13
Q

what causes a microhematocrit tube to fill with blood?

A

capillary action

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14
Q

the function of the left ventricle is to deliver

A

oxygenated blood to the aorta

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15
Q

the receiving chambers of the heart are the

A

Atria

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16
Q

the relaxing phase of the cardiac cycle is called…

A

diastole

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17
Q

which of the following represents the proper direction of blood flow?

A

from Arterioles to Capillaries to Venules

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18
Q

which blood cell has the ability to pass through the blood vessel walls?

A

Leukocyte

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19
Q

how can you visually tell serum from plasma?

A

you cannot visually tell them apart

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20
Q

Hemostasis refers to

A

the stoppage of bleeding

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21
Q

Name the antecubital veins

A

Basilic
cephalic
median

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22
Q

how do the needle gauge numbers relate to lumen size?

A

larger the gauge # the smaller the lumen size and vice versa

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23
Q

what is the most important factor in choosing which gauge needle to use for venipuncture?

A

size and condition of the vein

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24
Q

when using a winged infusion blood collection set, if the first tube is an additive tube, it is important to collect a few milliliters of blood into a nonaddictive tube first to..

A

maintain proper blood-to-additive ratio

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25
Q

prolonged tourniquet application may cause a change in blood composition primarily because of…

A

Hemoconcentration

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26
Q

Best way to avoid reflux when drawing a blood specimen

A

fill tubes from the bottom up

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27
Q

a tube fails to fill with blood during venipuncture. what might lead you to think that the vein has collapsed?

A

the vein disappears when you engage the tube

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28
Q

If a Pt. is complaining of sharp radiating pain from the needle insertion site, the Phlebotomist should…

A

immediately terminate the venipuncture

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29
Q

A request is given to draw a specimen from an inpatient by the name of John Doe. what is an acceptable way to confirm the Pt. identitiy

A

Match the ID band and requisition with the Pt. verbal statement of ID

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30
Q

when asked to run different test at the same time what should be the order of importance

A

STAT orders are always first except when there is a timed drug test ordered

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31
Q

what action that a Pt. does during vein selection is bad for the specimen?

A

allowing the Pt. to pump their fist

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32
Q

what communication strategy shows poor technique when drawing blood from a child?

A

telling the child it won’t hurt

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33
Q

what is the most critical error a phlebotomist can make?

A

misidentifying a Pt. specimen

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34
Q

a phlebotomist arrives to draw a specimen from an inpatient. the Pt. door is closed. what should the phlebotomist do?

A

knock softly, open it slowly, and ask permission to enter

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35
Q

which test is likely to result in fatal consequences if the Pt. is misidentified?

A

type and crossmatch

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36
Q

when performing a GTT, the timing should begin..

A

as soon as the Pt. finishes the drink.

37
Q

for which condition is a unit of blood withdrawn from a Pt. as treatment?

A

Hemochromatosis

38
Q

a 2hr postprandial (PP) specimen should be drawn

A

2 Hrs after the Pt. finishes eating a meal

39
Q

what type of additive is recommended for collecting an ethanol test specimen?

A

Sodium Fluoride (gray)

40
Q

when collecting a blood culture specimen directly from a butterfly into blood culture bottles, which should be filled first?

A

Aerobic

41
Q

a chain of custody is…

A

a special protocol used when collecting forensic specimens

42
Q

an autologous blood transfusion is a transfusion of blood

A

donated by the Pt. for the Pt.

43
Q

what does acknowledging a Pt. beliefs, customs, knowledge, and attitudes exemplify?

A

diversity awareness

44
Q

promoting good public relations is a part of the phlebotomist’s role because

A
  • a phlebotomist is a representative of the lab throughout the facility
  • good public relations promotes a harmonious relationship with the staff
  • a Pt. often equate venipuncture experiences with the overall hospital care
45
Q

what are the duties of the phlebotomist?

A

-collecting blood specimens
-performing lab computer operations
-transporting specimens to lab
(Phlebotomists are NOT to start IV)

46
Q

proof of participation in workshops to upgrade skills required by some agencies to renew certification is called…

A

CEU’s

47
Q

what is an example of a confirming response to a Pt.

A

I understand how you must be feeling

48
Q

medical term for white blood cells

A

Leukocytes

49
Q

condition of clotting

A

Thrombosis

50
Q

the word roots “nephr” and “ren” both refer to

A

Kidneys

51
Q

what does the suffix of the term “Glycolysis” mean?

A

Breakdown

52
Q

the function of the Urinary system

A

to maintain Elektrolyte balance

53
Q

term “distal” means?

A

farthest from the point of attachment

54
Q

test of the Urinary system

A

Creatinine Clearance

55
Q

the layers of the skin containing blood vessels are?

A

dermis and subcutaneous

56
Q

the ability of the body to repair and maintain itself to achieve a “steady state” defines what term?

A

Homeostasis

57
Q

A Lab report form should indicate when a specimen has been collected by capillary puncture because..

A

some test results vary with specimen source

58
Q

it is necessary to control depth of lancet insertion during capillary puncture to avoid

A

injuring the heel bone

59
Q

An additive tube should be mixed….

A

As soon as its removed from the holder

60
Q

A specimen would most likely be accepted for testing despite which of the following ?

A

no phlebotomist initials

61
Q

an example of a pre analytical error happening during specimen processing is

A

inadequate centrifugation

62
Q

Transporting blood specimens with the stopper up has nothing to do with

A

maintaining the sterility of the sample

63
Q

which specimen can be centrifuged immediately upon arrival in specimen processing

A

Calcium in a green top tube

64
Q

What type of specimens must be processed before routine specimens?

A
  • STAT
  • ASAP
  • TImed
65
Q

Drawing a Pt. blood without his or her permission can result in a charge of

A

assault and battery

66
Q

A National organization that sets standards for Phlebotomy procedures is

A

CLSI

67
Q

A specimen was mislabeled on the floor. The phlebotomist is required to fill out an incident report form. What info is NOT part of the report?

A

Suggestion for new guidelines

68
Q

unauthorized release of confidential pt info is called

A

Invasion of privacy

69
Q

2 phlebotomists in an elevator are discussing a Pt.s condition. The are overheard by the Pt.s daughter. This is an example of…

A

Invasion of Privacy

70
Q

Which of the following is used by the lab to ID a specimen throughout the testing process?

A

Accession #

71
Q

which would NOT be considered a preanalytical error?

A

Misreporting Pt. Results

72
Q

According to CLSI the Max time limit for separating serum or plasma from cells is

A

2.0 Hrs from the time of collection

73
Q

which statement describes proper centrifuge operation?

A

Place tubes of equal size and volume opposite one another for balance

74
Q

What is the recommended procedure for collecting a 24 Hr urine sample?

A

Void the 1st morning specimen
start the timing
collect all other specimens including the next mornings specimen

75
Q

what additional info is typically required when labeling a non blood specimen?

A

specimen type and source

76
Q

what fluid is obtained by lumbar puncture?

A

CSF Cerebral spinal fluid

77
Q

A urine C & S is typically ordered to detect?

A

the presence of a UTI

78
Q

An NP culture swab is collected to detect the presence of organisms that cause

A

whooping cough

79
Q

A 1st morning specimen is preferred for hCG testing because

A

typically more concentrated

80
Q

which type of specimen must be protected from light?

A

Amniotic Fluid

81
Q

Sputum samples are typically collected to diagnose…

A

Tuberculosis

82
Q

The 2d choice for the site of arterial puncture is?

A

Brachial Artery

83
Q

When performing the Allen test, which artery is released 1st?

A

Ulnar

84
Q

Heparin is used in ABG specimen collection to….

A

prevent clotting of the specimen

85
Q

when will a Pt. be considered to be in “Steady state” for ABG specimen collection?

A

Pt. has been sleeping for 30 min while breathing on Room air

86
Q

proper needle insertion angle for radial artery puncture

A

30-45 degree

87
Q

1st choice artery for ABG collection is the

A

Radial artery

88
Q

most important factor to consider when selecting an arterial puncture site is the

A

existence of collateral circulation

89
Q

a phlebotomist is negligent when

A

a phlebotomist fails to put the needle and holder in the sharps container.

Phlebotomy (1 decks)

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