1.2.1 Blood Collection and Specimen Consideration Flashcards

1
Q

Most common site of Puncture for venipuncture?

A

Media cubital vein

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2
Q

Order of preference of veins when it comes to venipuncture?

A

Media cubital, Cephalic, Basilic

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3
Q

Site of puncture for Venipuncture (In general)

A

Antecubital fossa

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4
Q

If there are no palpable vein in venipuncture, The following are alternative site except?

Dorsal part of:
- hand
- Wrist
- Ankle

Foot veins

Radial veins

A

Radial

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5
Q

What is the Distance of the tourniquet application to the injection site?

a. 3-4 inch above the site
b. 3-4 cm above the site
c. 3-4 inch below the site
d. 3-4 cm below the site

A

a

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6
Q

How long should the tourniquet be left during venipunture?

A

Less than 1 min

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7
Q

The pressure of BP cuff if there is no tourniquet?

A

40-60 mmhg

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8
Q

What is the antiseptic for routine venipuncture?

a. 70% isopropyl alcohol
b. Benzalkonium chloride or Zephirana
c. Double antiseptic (70% alcohol, and chlorhexidine/Iodophor/Betadine)

A

a

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9
Q

What is the antiseptic for Culture venipuncture?

a. 70% isopropyl alcohol
b. Benzalkonium chloride or Zephirana
c. Double antiseptic (70% alcohol, and chlorhexidine/Iodophor/Betadine)

A

c

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10
Q

What is the antiseptic for Ethanol assay in venipuncture?

a. 70% isopropyl alcohol
b. Benzalkonium chloride or Zephirana
c. Double antiseptic (70% alcohol, and chlorhexidine/Iodophor/Betadine)

A

b

NO ETHANOL OR ALCOHOL SHOULD BE USED

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11
Q

Most commonly used reagent in Ethanol assay?

A

Benzalkonium

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12
Q

When performing antisepsis, what is the recommended motion?

a. Circular motion with friction
b. Circular motion w/o friction
c. Back and forth w/o friction
d. Back and forth with friction

A

d

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13
Q

What is the recommended angle for venipuncture?

A

15-30 degrees

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14
Q

For infants and children, hand veins, and difficult-draw situations

a. Needle and syringe
b. Butterfly/Winged Infusion set
d. Evacuated Tube system

A

b

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15
Q

What is the major safety issue associated with needle and syringe?

A

Needle stick injuries

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16
Q

Not recommended by CLSI due to SAFETY and SPECIMEN QUALITY issues

a. Needle and syringe
b. Butterfly/Winged Infusion set
d. Evacuated Tube system

A

a

17
Q

Consists of double-headed needle, adaptor, color-coded evacuated tube

a. Needle and syringe
b. Butterfly/Winged Infusion set
d. Evacuated Tube system

A

d

18
Q

What are the specimen quality issues include:

  • Hemolysis - Due to Small gauge number on adults
  • Aerosolization - Due to open cap

T or F

A

F

Large gauge number

19
Q

Gauge number is direcly proportional to bore diameter

T or F

A

F

Inversely

20
Q

Color code of Gauge 20

A

Yellow

21
Q

Color code of Gauge 21

A

Green

22
Q

Color code of Gauge 22

A

Black

23
Q

Color code of Gauge 23

A

Blue

24
Q

Color code of Gauge 25

A

Orange

25
Q

Color code of butterfly needle can be seen in the ?

A

Wings

26
Q

What is the standard needle gauge for Adults?

A

21

27
Q

What is the standard needle Gauge for Butterfly needle?

A

23

28
Q

What is the Recommended Needle length for ETS and Syringe

a. 1 - 1.5 inch
b. 1 - 1.5 cm
c. 0.5 - 0.75 inch
d. 0.5 - 0.75 cm

A

a

29
Q

What needle length provides better control?

A

1 inch

30
Q

Needle length for Buttergy needle?

a. 1 - 1.5 inch
b. 1 - 1.5 cm
c. 0.5 - 0.75 inch
d. 0.5 - 0.75 cm

A

c