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blood culture
- Drawn firts
- Area of stick should be cleaned twice
- Drawn when patients temp. is at its highest
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How should a needle be inserted?
Bevel side up
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lavender and pink top tube
EDTA
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green top tube
sodium heparin
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red/black (tiger) top tube
clot activator and gel separator
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light-blue top tube
sodium citrate
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identifiers on tube label
- at least two
- name and date of birth
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three things to check with tube
- tube is not expired
- correct tube
- label when done
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(spelling)
t-o-u-r-n-i-q-u-e-t
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tourniquet
device applied to a limb to restrict venous flow, which distends veins, making them easier to find and draw from
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disinfectants
substances or solutions that are used to remove or kill microorganisms on surfaces and intruments
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antiseptics
substances used for skin cleaning that inhibit the growth of bacteria
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bevel
point of a needle that is cut at a slant for ease of skin entry
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shaft
the long cylindrical portion of a needle
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hypodermic needle
type of needle used with the syringe system
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hub
end of the needle that attaches to the blood collection device (tube holder)
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sharps container
puncture-resistant, leak proof, disposable container used to dispose of used needles, lancets, and other sharp objects
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order of draw
(color tubes)
- yeallow (sterile tube)
- light-blue (coagulation tube)
- red (nonadditive tube)
- gold and red/black (SSTs)
- light-green and green/grey (PSTs)
- green (heparin tube)
- lavender and pink (EDTA tubes)
- gray(oaxalate/fluoride tubes)
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order of draw
- 1. sterile tube (blood culture)
- 2. blue-top coagulation tube
- 3. serum tube with or without clot activator, with or without gel
- 4. heparin tube with or without plasma separator
- 5. EDTA tube
- 6. glycolytic inhibitor tube
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order of draw
(definition)
sequence of tube collection that is intended to minimize additive carryover or cross-contamination problems
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What is the standard gauge?
21 gauge
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gauge
a number that relates to the diameter of the lumen of a needle
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evacuated tube
(vaccutainer)
type of tubes that have a premeasured vacuum and are color-coded to denote the additive inside
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anticoagulant/EDTA, NaHep (sodium heparin)
a substance that prevents blood from clotting
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What is ACD used for?
Acid citrate dextrose
Acide citrate prevents coagulation by binding calcium, and dextrose acts as a red blood cell nutrient and preservative
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ACD
acid citrate dextrose
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