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Phlebotomy > Chapter 7: Venipuncture Equipment > Flashcards

Chapter 7: Venipuncture Equipment Flashcards

1
Q

Phlebotomy Tray contains:

A

collection tubes, tube holders, multisample needles, syringes, butterflies, blood transfer devices, tourniquets, alcohol pads, quaze, bandages, gloves, microcollection equipment, and sharps container

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2
Q

evacuated tube system

A

most common method, blood collected into evacuated tube, double pointed needle

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3
Q

needles length

A

1 to 1.5 inches

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4
Q

butterfly needle length

A

0.5 to 0.75 inches

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5
Q

needle gauge

A

smaller gauge bigger the needle

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6
Q

largest gauge needle

A

16 gauge

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7
Q

smallest gauge needle

A

25 gauge; used for infants; prone to hemolysis

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8
Q

green needle

A

21 gauge

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9
Q

black needle

A

22 gauge

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10
Q

blue needle

A

23 gauge

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11
Q

Lavender

A

K EDTA binds calcium to prevent clots, used for hematology

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12
Q

Pink

A

K EDTA, binds calcium

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13
Q

White

A

K EDTA binds calcium, gel separators migrate between plasma and the cells for plasma recovery

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14
Q

light blue

A

liquid sodium citrate binds calcium to prevent clots, used for coag studies, must be filled to top

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15
Q

Black tube

A

sodium citrate; used for sedimentation rates

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16
Q

green

A

sodium-, lithium-, or ammonium- heparin stops coag cascade;used for chem tests

17
Q

light green tube

A

heparin and gel separator

18
Q

Gray tube

A

potassium oxalate binds calcium; sodium flouride which preserves glucose, alcohol, and lactic acid concentrations

19
Q

royal blue tube

A

special cleaned tubes; can contain clot activator or K EDTA

20
Q

tan tube

A

used for determining lead levels

21
Q

yellow tube

A

acid citrate dextrose (ACD); used for cellular studies; binds calcium to stop clotting

22
Q

light blue/black tube

A

contains sodium citrate and gel gradient; separates different cells; used for molecular testing

23
Q

red/green tube

A

contains sodium citrate, gel gradient, and sodium heparin; separates different cells; used for molecular testing

24
Q

orange tube

A

contains a rapid clot activator for STAT testing

25
Q

Red/Gray and Gold tubes

A

clot activator and gel separator

26
Q

red tube

A

clot activator

27
Q

order of draw

A

start, sterile speciments, light blue, red/gold/royal blue(serum), green, lavender/pink/white/royal blue (K EDTA), gray, yellow, finish

28
Q

winged blood collection uses

A

hand veins. infants, or small adult veins

29
Q

tourniquets

A

tied around patient’s arm just above venipuncture; impedes venous blood flow but not arterial blood flow; makes veins easier to locate

30
Q

puncture site protection

A

usually 70% alcohol, for additional antiseptics iodine or chlorohexidine gluconate can be used

31
Q

max time a tourniquet can be on

A

1 minute

Phlebotomy (5 decks)

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