WEEK ELEVEN Flashcards

1
Q

another word for phlebotomy

A

venipuncture

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2
Q

collecting blood specimens is under

A

CLIA waived testing

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3
Q

venipuncture

A

used to collect large volumes of blood

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4
Q

evacuated tube/vacutainer

A

normal or large veins

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5
Q

Syringe and needle

A

collapsing veins

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6
Q

butterfly

A

small veins (25-26 Gauge)

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7
Q

who does test orders

A

providers only

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8
Q

fasting

A

nothing but water for 8-12 hours prior to testing

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9
Q

blood tests that are affected by foods and bevs

A

triglycerides(cholesterol)
glucose)

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10
Q

basal state

A

early morning specimen (after sleep), 12 hours after the last ingestion of food or liquids

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11
Q

postprandial

A

after a meal

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12
Q

appropriate supplies for venipuncture

A

gloves

tourniquet

alcohol wipes, swabs (70% alcohol) chlorhexidine is allergic

non-alcohol swabs (used for blood cultures

non-sterile gauze

cohesive wrap or paper tape

appropriate needle, syringe
blood collection tube

laboratory requisition

cold packs
CHECK FOR ALLERGIES

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13
Q

labeling tubes should be completed when

A

after the procedure

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14
Q

label tubes requires

A
  • patients first/last name
  • DOB
  • ID number
  • Date of collection
  • Time of collection
  • Initials of person collecting specimen
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15
Q

venipuncture for newborns to infants to 12 months

A

require only heel stick capillary specimens

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16
Q

venipuncture for 12 months to 2 years

A

require finger sticks, capillary specimens

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17
Q

venipuncture for 2 years and older

A

regular venipuncture

18
Q

restrictions

A

fistulas, ports, mastectomy

19
Q

median cubital

20
Q

cephalic

A

best choice in obese patients

21
Q

basilic

A

greatest risk of complications (nerve damage)

22
Q

other veins if antercubital area is inaccessible

A

hand (use butterfly)
feet veins (under supervision, due to deep vein thrombosis [DVT])

23
Q

tourniquet placement

A

place 3-4’ above the draw site (max 60 seconds)

24
Q

abnormally high concentration of blood

A

hemoconcentration

25
vein puncture placement
anchor the vein 1-2' below the draw site (don't palpate the vein)
26
insert needle angle
15 - 30
27
disconnecting the last tube after removing the needle can lead to
hematoma
28
for needlestick injury..
wash the area immediately
29
for patients at risk for uncontrolled bleeding..
take blood thinning medication, hold site for at least 5 mins
30
Yellow
- 1st tube of draw - additive: SPS - prevents clotting and stablizes bacterial growth - used for cultures on blood or body fluid
31
Light blue
- 2nd tube - additive: sodium citrate - must be completely full - used for coagulation testing
32
Red
- 3rd tube - additive: none - used for whole blood collection that is allowed to clot; after blood is centrifuged, and serum poured plastic: silica
33
Gold, Tiger top, Red-grey Marbled
- also called serum separator, marble top and speckled top - additive: SST separates cells from serum - used for chemistry testing
33
Green
- 4th tube - additive: heparin - used for plasma samples - determines several chemical constituents or special hematology testing
34
Lavender tube
- 5th tube - additive: EDTA - used to determine blood cell components - required for a CBC
35
Gray Tube
- 6th tube - additive: sodium Fluoride and potassium oxalate - used for glucose and alcohol blood collections
36
what determines how many times tubes are inverted
the letters of the color word
37
Centrifuging process
- blood tubes rotate at a high rate of speed causing heavy elements to be pulled to the bottom - allow specimen to clot first (30-45 min) - balance tubes from one another with the same volume
38
Aliquoting specimen
- divide one specimen into several - use single use pipette - wear face mask and eye protection - never pour specimens - label new tubes accordingly
39
hemolyzed specimen
the breakdown or destruction of red blood cells; blood cells rupture
40