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phlebotomy > final review ch 9-19 > Flashcards

final review ch 9-19 Flashcards

1
Q

what should a phlebotomist not do to prevent moving of needle in patients arm

A

anchor hand on patients arm while pulling tube straight out of holder

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2
Q

what should you not do when collecting for a micro collection

A

squeeze and scrape to collect drop

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3
Q

features of dermal puncture devices do not include

A

uniform depth

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4
Q

for a dermal puncture, what order do you collect an H&H, BUN and creatinine

A

H&H, BUN, and creatinine
lavender and gold

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5
Q

for a BAC, what cleaning agent can you use when a patient is allergic to iodine

A

chlorhexidine gluconate

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6
Q

best area to draw for geriatric patients

A

antecubital fossa

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7
Q

what happens to geriatric patients veins

A

become more elastic

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8
Q

why do you discard first sample drawn from heparin or saline lock

A

potential dilution of sample

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9
Q

what fecal specimen is used to find presence of parasites and eggs

A

random fecal

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10
Q

what is a timed urine test

A

creatinine

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11
Q

“snapshot” of inner workings of body

A

urine specimen

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12
Q

how long does a red top tube take to clot

A

30-45 mins

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13
Q

max amount of time before specimen needs to be delivered to lab

A

45 mins

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14
Q

what can you not use to test for pregnancy

A

sputum (spit/ saliva)

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15
Q

what samples are collected for ACT testing
(activated clotting time)

A

sodium citrate, dermal puncture, whole blood

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16
Q

purpose of palpating vein

A

find placement, width/ depth, and position

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17
Q

purpose of flanges

A

to stabilize the pushing and pulling of tubes

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18
Q

when should safety device be activated

A

immediately after removing needle

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19
Q

when do you label blood collection tubes

A

immediately after removing needle

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20
Q

what does the width have t do with dermal punctures

A

wider cut = more capillaries cut- more blood

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21
Q

expected normal range for bleeding time test

A

2-10 mins

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22
Q

what happens if you squeeze/ milk capillary puncture site

A

contamination

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23
Q

what do you use when patient is allergic to iodine

A

chlorhexidine gluconate

24
Q

barriers to blood flowing when attempting to draw blood

A

going too deep, not deep enough in vein, readjusting or missing vein

25
Q

what can cause a hematoma

A

moving too slow, missing vein, fishing around, removing tourniquet after needle is removed

26
Q

what collection method is primarily used in peds

A

dermal puncture

27
Q

basal state

A

abstinence of eating/ drinking and exercise. steady state after 8 hours

28
Q

what purpose will a doctor order a digoxin level and is it a times test

A

yes, timed- for therapeutic drug monitoring and to see peak and trough levels

29
Q

what’s the difference between aerobic and anaerobic

A

anaerobic- can’t tolerate oxygen,
aerobic- can tolerate oxygen

(think aerobic first- sucks out oxygen to allow anaerobic to not be compromised)

30
Q

what blood culture bottle is drawn first when using winged infusion set

A

aerobic

31
Q

what time is best for urine sample to detect UTI

A

morning

32
Q

can you use a random fecal specimen to test for parasites

A

yes

33
Q

common times urine test

A

creatinine protein clearance (24 hours)

34
Q

what can cause extreme hemolysis

A

shaken too much, extreme temps, traumatic collection

35
Q

what is lipemia

A

fats in serum

36
Q

purpose of barcode specimen label

A

to identify, track and catalog sample

37
Q

pneumatic tube system

A

transport of specimen in sealed container within network of tubes

38
Q

point of care

A

performance of test immediately after obtaining sample

39
Q

what must match patients ID and requisition form prior to blood draw

A

name, DOB, patient ID, bed/ room #

40
Q

what are some reasons you won’t use expired blood collection tube

A

lower vacuum in tube - lab will reject
microclots risk increase

41
Q

what is assault in phlebotomy

A

unjustifiable attempt to touch another person or threat to do so

42
Q

battery in phlebotomy

A

intentional touching of another person without consent

43
Q

which vein lies next to brachial artery

A

bascilic

44
Q

what parts of the heel are acceptable areas for heel sticks

A

medial and lateral borders of foot

45
Q

what is altered in hemoconcentration

A

formed ratio of elements

46
Q

what type of tests are ordered “timed”

A

TDM- therapeutic drug monitoring

47
Q

what info might H&H provide for physician

A

hemoglobin and hematocrit, whole blood, dermal puncture and coagulation tube

48
Q

quality control

A

quantitative methods to measure QUALITY OF PROCEDURE
ex: making sure equipment is calibrated
(think like chores)

49
Q

quality assurance

A

methods used to guarantee QUALITY PATIENT CARE
(think like marking off chore chart)

50
Q

what steps in patient testing fall under pre analytical

A

prep, requisitions, collection

51
Q

examples of pre analytical variables

A

specimen collection, site placement, tourniquet, cleaning of site

52
Q

why can’t you draw on the side of a mastectomy

A

it’s painful and higher risk of infection for patient

53
Q

is it appropriate to set your tray on patients bed

A

no- breach of standard. you and patient at risk of accidental needle stick, it’s unsafe and unsanitary

54
Q

purpose of requisition

A

identify patient name, DOB, what tests will be done and tool collection

55
Q

definition of hemoconcentration

A

increased ratio of formed elements in blood

56
Q

negligence

A

failure g preform action that’s consistent with the standard of care

phlebotomy (5 decks)

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