study guide Flashcards

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1
Q

heel sticks are done on neonates for what screening?

A

PKU

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2
Q

when doing a venipuncture on a child, whom should you explain the procedure to?

A

parents/caregiver & the child

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3
Q

what is the deepest length of a lancet for a newborn heel?

A

2.0 mm

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4
Q

what test specimen should be protected from light?

A

bilirubin concentration

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5
Q

dorsal veins blood collection uses a vein in a patient’s?

A

hand

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6
Q

after cleaning the site with antiseptic, what should you do?

A

let air dry

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7
Q

what color tube would be best for a bilirubin on an infant?

A

amber

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8
Q

what test would be collected in a lavender tube?

A

HGa1c

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9
Q

what is the amount of times a phlebotomist can stick a patient?

A

twice

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10
Q

what type of antiseptic should the phlebotomist use when collecting a capillary specimen on a patient?

A

70% isopropyl alcohol

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11
Q

what pair of blood test is most infected by fasting

A

glucose and triglycerides

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12
Q

what is the anticoagulant for hematology?

A

EDTA

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13
Q

the phlebotomist is asked to draw a CMP, glucose, A1C, CBC, PT/PTT. what is the correct order of draw?

A

light blue, gold, lavender, grey

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14
Q

where is the safe area for a heel stick on an infant?

A

medial or lateral portion of the plantar surface

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15
Q

the phlebotomist is using a venipuncture collection method, what is the order of draw?

A

sodium citrate, SST, sodium heparin, EDTA

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16
Q

what test specimen would be required to go on ice?

A

ammonia

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17
Q

what is a form of consent from a patient?

A

patient offers their arm to the phlebotomist

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18
Q

the phlebotomist is drawing blood out of a cephalic vein, where is this vein located?

A

outer edge, thumb side

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19
Q

what is the yield of a mint green tube top?

A

plasma

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20
Q

what will occur if you squeeze too vigorously during a capillary puncture?

A

hemolysis

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21
Q

after drawing a light blue tube top, how many times should it be inverted?

A

3-4 times

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22
Q

what is the most critical step in phlebotomy?

A

patient identification

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23
Q

what are the minimum requirements when labeling patient specimen?

A

phlebotomist initials

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24
Q

what color tube should you draw if you need serum?

A

red

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25
Q

what will happen if the tourniquet is left on for too long?

A

hemoconcentration

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26
Q

what type of angle and way does the needle face for a venipuncture draw?

A

bevel up, 15-30 degree angle

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27
Q

what would be tested in a blood culture?

A

Septicemia (bateria) & fungi

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28
Q

what is a hospital acquired infection called?

A

nosocomial infection

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29
Q

what is the most single important way to prevent the spread of infection?

A

washing your hands frequently

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30
Q

a phlebotomist has a requisition form for a 70-year old female patient with diabetes who has had a mastectomy of the left breast. which side should the phlebotomist draw on?

A

right arm

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31
Q

which container should all used needles be disposed in?

A

sharps container

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32
Q

what is not an infection control method? a. handwashing. b. protective clothing. c. biohazard container. d. sphygmomanometer

A

d. sphygmomanometer

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33
Q

a blood bank tube that contains ___ is ____?

A

a blood bank tube that contains EDTA is PINK

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34
Q

lancets are used to collect what types of blood samples?

A

capillary or skin puncture

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35
Q

adult capillary punctures most often involve use of the ____ finger(s)

A

third and fourth (middle and ring)

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36
Q

what is known as the blood clotting process?

A

hemostasis

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37
Q

what test needs to be placed on ice?

A

ammonia

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38
Q

before entering a designated isolation room, phlebotomist should always do what?

A

check requirements on signs

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39
Q

forcing venipuncture on a patient who has refused would be considered what?

A

battery

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40
Q

if a patient has fainted, and the phlebotomist is not attending the patient, it would be considered what?

A

negligence

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41
Q

broken glassware that may be contaminated should be picked up by?

A

mechanical mean (broom/dustpan)

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42
Q

what is basal state?

A

patient has fasted for 12 hours

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43
Q

light blue tops (always filled to top) are used for what?

A

coagulation

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44
Q

name 3 examples of a HIPPA violation

A
  • giving out patients information without their permission
  • disposing test tube with patient information in regular trash
  • disposing health/medical records in incorrect bins
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45
Q

a patient has received their lab results and asks the phlebotomist with help for interpretation, what should the phlebotomist do?

A

refer the patient to the physician for interpretation of all results

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46
Q

a CMP is ordered for an adult whose veins continues to collapse despite drinking water. what needle is the best collection method for this patient?

A

23 gauge butterfly needles

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47
Q

what regulation set the minimum standards for medical laboratory practice and quality?

A

CLIA

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48
Q

what organization makes on-site visits to inspect laboratories?

A

CLIA

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49
Q

what standards are being violated when a phlebotomist fails to use proper hand washing precautions?

A

OSHA

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50
Q

when disposing of hazardous material, the phlebotomist must adhere to the guidelines and standards set forth by who?

A

OSHA

51
Q

to clean up a blood spill, the phlebotomist must use?

A

10% bleach solution

52
Q

what of the following is done first when ending a phlebotomy procedure?

A

remove the tourniquet with one hand

53
Q

a collapsed vein is caused by?

A

too much vacuum

54
Q

use your index to ___ for a vein

A

use your index to PALPATE for a vein

55
Q

what is the correct way to collect a blood culture

A

aerobic (first), anaerobic (second)

56
Q

what test would you NOT use alcohol?

A

alcohol

57
Q

anticoagulant must be mixed by inversion, how many times?

A

8-10 times

58
Q

what is a hematoma

A

bruise

59
Q

what tube will be a short draw when put on first, when drawing with a winged infusion set (butterfly needle)? and why?

A

light blue tube, you must clear air in butterfly needle with discard tube (red top) because light blue must be filled to top

60
Q

when performing a blood smear, what should a phlebotomist take to ensure a quality result?

A
  • hold slides at 30 degrees to each other when performing the smear
  • draw sample using lavender tube
  • create a feathered edge
61
Q

a 30 year old male patient has measles and is on airborne precaution, what is required to enter the room?

A

N95

62
Q

what needle gauge is the most commonly used in phlebotomy?

A

21g

63
Q

what are the causes of hemolysis?

A
  • alcohol used to clean, not allowed to dry
  • finger or heel squeezed to vigorously
  • blood scraped off, instead of allowing to flow into microcollection container
64
Q

OSHA requires training and educational info be given to phlebotomists on all but what topic?

A

preventing identification errors

65
Q

according to standard precautions, blood and body fluid from which groups are considered biohazardous?

A
  • IV drug users
  • chemo patients
  • patients who are HIV positive
66
Q

under standard precaution, all used needles are to be disposed of how?

A

discarded intact

67
Q

what color tube should a SST be collected in?

A

red/tiger top

68
Q

what is the difference between plasma and serum?

A

plasma contains fibrinogen; serum does not

69
Q

what precaution should be used with a patient that has tuberculosis?

A

airborne precaution

70
Q

the destruction of red blood cells is known as what?

A

hemolysis

71
Q

a green stoppered evacuated tube contains what kinds of anticoagulant?

A

sodium heparin

72
Q

the tourniquet should be applied how many inches above the propped venipuncture?

A

3 to 4 inches

73
Q

if a phlebotomist has questions about disposing of outdated hazardous chemicals, where should they look to find this information?

A

MSDS

74
Q

what would be considered a hospital acquired infection?

A
  • a patient who contracts MRSA infection from a venipuncture
  • urinary tract infection from a catheter
  • sepsis from I.V. lines
75
Q

what standards are being violated when a phlebotomist fails to use proper handwashing technique?

A

OSHA

76
Q

a physician orders a HCG, CMP, type & screen, CBC, D-dimer. what is the correct order of draw?

A

light blue, gold, mint green, lavender, pink

77
Q

the phlebotomists will be drawing a set of blood culture bottles. the tops of the bottles MUST be cleaned with:

A

70% isopropyl alcohol

78
Q

a 19 year old patient comes in and offers her arm to the phlebotomist when she comes in with a venipuncture tray. this is an example of

A

implied consent

79
Q

the phlebotomist has chosen to draw from the vein on a bariatric patient that is located on the outer thumb side of the arm. what is this name of this vein called?

A

cephalic

80
Q

after blood collection, the phlebotomist labels the patient’s specimen, what information does the phlebotomist need to make sure is on the label?

A

patients numeric ID & phlebotomists initials

81
Q

what piece of equipment is needed, in addition to standard precaution, when seeing a patient who is on airborne precautions?

A

N95

82
Q

in order for hemostasis to occur, what is needed?

A

thromocytes

83
Q

when handling a urine specimen that a patient collected, what should the phlebotomist use for protection

A

face shield

84
Q

what is the medical term for red blood cells (RBC)?

A

erythrocytes

85
Q

when performing a blood smear, A ___ tube with ____ is used

A

when performing a blood smear, a LAVENDER tube with EDTA is used

86
Q

what would cause a hemolyzed specimen

A

excessively shaking the tubes & not allowing antiseptic to dry

87
Q

what is used with collecting a sputum collection

A

phlegm

88
Q

what additional information is required on the requisition form?

A

date & time of collection

89
Q

the patient is on a medication called acetaminophen, what panel would this affect?

A

lipid

90
Q

which of the following needs to be drawn first: ASAP, STAT, fasting, timed.

A

STAT

91
Q

which laboratory employee has the most education?

A

pathologist

92
Q

the medical assistant should instruct the patient obtaining a 24 hr urine collection to do what?

A

discard the first morning sample

93
Q

when a medical assistant is speaking with a patient, making direct eye contact encourages what?

A

open communication

94
Q

what is the chain of custody?

A

documentation process that protects evidence from contamination and tampering

95
Q

what test is ordered to confirm hyper or hypoglycemia

A

OGTT

96
Q

what test would be used for coagulations studies

A

PT/APTT

97
Q

what needs to be on a requisition form

A
  • ordering physicians info
  • patients DOB
  • patients first & last name
98
Q

what color top tubes will the phlebotomist need to perform D-dimer, CBC, and CMP

A

light blue, gold, lavender

99
Q

when performing a 3hr glucose tolerance test, it is a phlebotomist responsibility to verify that the patient has fasted for what amount of required length of time

A

8-12 hours

100
Q

a phlebotomist should comply with HIPPA for what?

A

a patients information

101
Q

the thinnest area of a blood smear, where the testing is actually done

A

feathered edge

102
Q

12 hour fast is required for testing this

A

triglicerides

103
Q

the use of gloves is mandated by who?

A

OSHA

104
Q

what is the color tube that contains heparin

A

green

105
Q

what is the color tube used for CBC’s (complete blood count)

A

lavender

106
Q

reference values are higher for this test in capillary specimens

A

glucose

107
Q

this is acceptable to drink when fasting for labwork

A

water

108
Q

what is the specimen from an unclotted tube after being spun in the centrifuge and what does it contain?

A

the yields plasma and contains an anticoagulant

109
Q

what is the medical term for fainting

A

syncope

110
Q

the complication of a heel puncture that is too deep

A

osteomyelitis

111
Q

pink top tubes are primarily used for?

A

blood bank

112
Q

the sharp pointed device used for finger and heel sticks

A

lancet

113
Q

tube used for most serum specimens

A

SST (tiger top/gold)

114
Q

the part of the syringe that shows measurements in cc or ml

A

barrel

115
Q

the slanted tip of the needle

A

bevel

116
Q

medical term for heel bone

A

calcaneus

117
Q

the composition of capillary blood more closely resembles ____ blood

A

arterial

118
Q

the color tube used for glucose tests

A

grey

119
Q

to examine by touch or feel for a vein is to?

A

palpate

120
Q

what is the stopper color for the tube used in coagulation studies

A

light blue

121
Q

the name of the anticoagulant in a lavender tube top

A

EDTA

122
Q

____ is an anticoagulant

A

oxalate

123
Q

the blood automatically fills the tubes because of a premeasured what?

A

vacuum