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Phlebotomy > Midterm > Flashcards

Midterm Flashcards

1
Q

according to standard first aid procedures which action control severe external bleeding.

A

apply direct pressure

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2
Q

Which process should be followed for the hep B vaccine?

A

one dose another one a month later and a final dose six months

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3
Q

which phrase describes the purpose of protective isolation?

A

protective isolation is when you’re protecting the PATIENT from outside contamination.

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4
Q

which is another term for the OSHA hazard communication, standard disclosure law MSDS act right to know law or un placard system.

A

right to know law

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5
Q

What is the proper order for putting on PPE

A

Gown, mask , gloves

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6
Q

When should the hep B vaccine be made available to employees assigned to duties with occupational exposure risk

A

Within 10 days of employment

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7
Q

What is the first thing the phlebotomist should do in the event of an accidental needle stick?

A

Decontaminate it

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8
Q

which is an example of a nosocomial infection.

A

Catheter site of a patient in the ICU becomes infected

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9
Q

which is an example of a means of transmission that differs from parental transmission.

A

drinking water from a contaminated glass.

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10
Q

in what instance might a patient be placed in protective isolation?

A

The patient has severe burns

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11
Q

which is an example of a work practice control that reduces risk of exposure to blood borne pathogens

A

hand decontamination

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12
Q

Which type of contact infection transmission involves the transfer of an infective microbe to the mucous membranes of a susceptible individual by means of a cough or sneeze

A

Droplet

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13
Q

when can occupational exposure to blood borne pathogens occur while the health care worker is performing work

A

When blood comes in contact with a cut

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14
Q

True or False? applying lip balm in the lab is acceptable when an employee has chapped lips

A

False

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15
Q

The function of the left ventricle is to deliver

A

oxygenated blood to the aorta

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16
Q

The receiving chambers of the heart are called

A

Atria

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17
Q

The relaxing phase of the cardiac cycle is called

A

Diastole

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18
Q

Which of the following represents the proper direction of blood flow

A

from arterioles to capillaries and venules

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19
Q

A blood clot circulating in the bloodstream is called

A

Embolus

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20
Q

Which blood cell has the ability to pass through the blood vessel walls.

A

Leukocyte

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21
Q

How can you visually tell serum from plasma

A

You can not visually tell them apart

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22
Q

hemostasis refers to

A

the stoppage of bleeding.

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23
Q

Which of the following veins is not an antecubital vein

A

Femoral

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24
Q

which tests must be performed on whole blood

A

CBC test

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25
Q

a major difference between arteries and veins is that

A

veins have one way valves

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26
Q

Which is the best tool for collecting an ethanol specimen?

A

Sodium fluoride (grey top)

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27
Q

which needle gauge has the largest lumen?

A

18

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28
Q

The test performed in the following department are typically collected in a tube with a light blue stopper.

A

Coagulation

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29
Q

A tube with a green stopper normally contains

A

Heparin

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30
Q

the purpose of an anti glycolytic agent is to

A

Preserve glucose

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31
Q

the solution normally used to clean the site before a routine venipuncture

A

70% isopropanol

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32
Q

When latex or vinyl strap tourniquets become soiled with blood, it is best to

A

Throw them away

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33
Q

What is the most important factor in choosing which gauge needle to use

A

See the size and condition of the vein

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34
Q

Which additive is usually present in a tube with a lavender stopper.

A

EDTA

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35
Q

glass particles present in serum separator tubes

A

enhance clotting

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36
Q

The Slanted tip of the needle that enters the vein is called

A

Bevel

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37
Q

according to CLSI standard which tube is filled last when using a syringe

A

EDTA

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38
Q

True or false. The 21 gauge MultiSample needle is considered the standard needle for routine venni puncture.

A

True

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39
Q

True or false in a routine venni puncture the red tube should be drawn before the green tube

A

True

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40
Q

There is a request to draw a specimen from an inpatient by the name of John Doe. Which of the following is an acceptable way to confirm the patient’s identity

A

Match the ID band and requisition with the patient’s verbal statement of ID.

41
Q

The following tests have all been ordered at the same time on different inpatients. There’s only one phlebotomist on duty which test should the phlebotomist collect first

A

STAT ➡️ ASAP ➡️ time ➡️ routine

42
Q

Doing this during the vein selection process is bad for the specimen

A

Allowing them to pump their fist

43
Q

Communicating in this way before obtaining a blood

A

C

44
Q

The patient is just finishing breakfast. And should be doing fasting blood work what should you do

A

Talk to the nurse for approval

45
Q

Never leave a  tourniquet on for more than

A

1 minute

46
Q

How can you tell that you’re in a vein when using a needle in a syringe?

A

You can’t tell until you pull back the plunger

47
Q

What is the most critical error of phlebotomist can make

A

Misidentification of the patient

48
Q

what is the best way for a newly trained phlebotomist to handle a venipuncture on a patient with needle phobia?

A

ask the more experienced phlebotomist to do the draw

49
Q

What would be the system of choice to identify a lab specimen from an unconscious unidentified woman in the ER

A

Three part ID band and labels

50
Q

A phlebotomist arrives to draw from an inpatient patients doors closed what should

A

Knock softly open it slowly and ask permission to enter.

51
Q

if a patient asks if a specimen to be drawn is for diabetes test, how should the patient how should the question be answered?

A

always defer to the doctor

52
Q

Which of the following is the job of a student phlebotomist ?

A

always informed them Hi, my name is … I am a student phlebotomist

53
Q

What is the purpose of waiting 30 seconds for the alcohol to dry before needle insertion actually

A

all of the above - prevent hemolysis /it avoids a stinging sensation/ the evaporation does help destroy the microbes on the skin.

54
Q

true or false? You must draw blood from a four year old child you should restrain him immediately tell him to be quiet and safe.

A

False

55
Q

Which instance most closely resembles the basal state

A

Someone who just awoke after fasting all night

56
Q

You must draw a pro time specimen from a patient with IVs in both arms. Which of the following is the best to do?

A

Draw below the IV

57
Q

It is not a good idea to collect the CBC specimen from a screaming infant because

A

white blood cell count may be falsely elevated

58
Q

You have no choice but to draw a specimen from the site with a hematoma where should you obtain the specimen

A

a distal to the hematoma

59
Q

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

A

Hemoconcentration .

60
Q

a phlebotomist has attempted twice to draw a PT T specimen from a patient with difficult veins. Both times the phlebotomist has been able to draw only a partial tube what should the phlebotomist do

A

Have another phlebotomist attempt to draw the specimine

61
Q

Levels of this analyte can differ by 50% or more between morning and late afternoon.

A

Cortisol

62
Q

which instance may lead you to suspect that you have accidentally punctured an artery

A

the blood pulses into the tube

63
Q

If blood is drawn too quickly from a small vein the vein will have a tendency to

A

Collapse

64
Q

a fistula is a an

A

a permanent fusion of an artery and a vein.

65
Q

When a test requires a fasting specimen, but the serum is ___, it is a clue that the patient was not fasting

A

Lypemic

66
Q

test influenced by diurnal variation are often ordered as ___ tests, and it is important to collect them as close as possible to

A

Timed

67
Q

true or false peak levels of cortisol occur late in the afternoon.

A

False they peak in the morning

68
Q

if the blood is filling the to very slowly and a hematoma is beginning to form the needle may not be deep enough True or False?

A

True

69
Q

If a patient is complaining of a sharp radiating pain from a needle insertion site, the phlebotomist should hurry and finish the draw True or False.

A

False

70
Q

Why are capillary blood gases less desirable than arterial blood gases

A

the skin pumps your blood contains tissue fluid, the skin pumps your blood is only partially arterial, the blood is exposed to air during collection or ALL OF THE ABOVE

71
Q

What is the CLSI recommended maximum depth of a heel puncture?

A

2 mm

72
Q

Why are EDTA specimens obtained before other specimens when collected by skin puncture

A

to minimize the effects of platelet clumping

73
Q

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

A

because test results can vary depending on the method of collection.

74
Q

Which of the following is the safest area for an infant heal puncture

A

Lateral plantar surface

75
Q

a capillary puncture should be done rather than a very puncture in all of the following situations except

A

A light blue tube (9:1 ratio)

76
Q

The purpose of wiping away the first drop of blood during skin puncture is to

A

eliminate tissue fluid contamination

77
Q

capillary puncture blood most closely resembles

A

arterial blood

78
Q

What is the term calcaneus mean?

A

Heel bone

79
Q

Which micro collection container would be used to collect a specimen for a CBC?

A

Purple tube

80
Q

It is necessary to control depth of Lancet insertion during capillary puncture to avoid

A

injuring to the heel bone.

81
Q

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

A

increase blood flow up to seven times

82
Q

True or false a phlebotomist should puncture a finger perpendicular to the finger whirls

A

True

83
Q

True or false A magnet is used to mix a CB G specimen capillary blood gas specimen.

A

True

84
Q

True or false. If a baby has a huge fleshy big toe it is acceptable to collect a billy ribbon specimen from it.

A

False

85
Q

Of the following tests which is most likely to result in fatal consequences if the patient is Miss identified

A

Type and cross match

86
Q

Which tests require strict skin antiseptic procedures before specimen collection.

A

Blood cultures

87
Q

What type of additive is recommended for collecting an ethanol test?

A

sodium fluoride (grey tube)

88
Q

When performing a glucose tolerance test the timing should begin

A

as soon as the patient finishes the drink

89
Q

When collecting a blood culture specimen directly from a butterfly into blood culture bottles which should be filled first.

A

Aerobic

90
Q

What requires a chain of custody.

A

Drug screens

91
Q

Identify the condition in which a unit of blood is withdrawn from a patient as treatment

A

hemochromatosis

92
Q

Which of the following tubes can be used to collect blood for a type and cross

A

Pink top EDTA tube

93
Q

An autologous blood transfusion is a transfusion

A

donated by the patient for the patient.

94
Q

The most critical aspect of blood culture collection

A

Skin antiseptics

95
Q

This test requires a specimen with a nine to one ratio of blood to anticoagulant.

A

Phythrombine time (PT)

96
Q

So hormone detected and it’s positive urine pregnancy test

A

hCG

97
Q

Two hour postprandial specimen should be drawn

A

Two hours after a meal

98
Q

true or false paternity testing is performed to determine the probability that a specific individual fathered a child.

A

True

Phlebotomy (14 decks)

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