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Clinchem > Specimen Collection > Flashcards

Specimen Collection Flashcards

1
Q

An act of obtaining a blood sample from a vein using a needle attached to a syringe, a common way to collect blood specimens

A

Venipuncture

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2
Q

The major veins for venipuncture are found in the _____

A

Antecubital fossa

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3
Q

The 3 patterns that can be found in the H Pattern

A

Median Cubital, Cephalic, Basilic Vein

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4
Q

Collecting blood sample on foot veins does not require permission. T/F

A

false

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5
Q

A clear, pale, yellow fluid, separated from a clotted blood

A

Serum

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6
Q

separates from the cells when blood in an anticoagulant tube is centrifuged

A

Plasma

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7
Q

contains both cells and plasma

A

Whole blood

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8
Q

The preferred method of venipuncture

A

ETS

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9
Q

A method of venipuncture and was discouraged by CLSI

A

Needle and syringe

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10
Q

Can be used with ETS or syringe, used for pedia and in difficult-draw situations

A

Butterfly set

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11
Q

Measurement of a tourniquet

A

15 inches long x 1 inch wide

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12
Q

Torniquet restricts what type of blood?

A

Venous blood

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13
Q

Torniquet must not be left no longer than _____

A

1 minute

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14
Q

Needle gauge: routine

A

21 gauge

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15
Q

Needle gauge for pedia

A

23 gauge

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16
Q

Needle gauge for butterfly system

A

23 gauge

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17
Q

A handheld medical device that visualizes veins before phlebotomy

A

Accuvein

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18
Q

Accuvein uses what type of light?

A

Infrared light

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19
Q

What test is used to monitor the patient’s Heparin?

A

APTT

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20
Q

What test is used to monitor patients’ Warfarin?

A

PT

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21
Q

An alternative anti-glycolytic agent

A

Iodoacetate

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22
Q

Tube/Additive used for PBS

A

Lavender (K3EDTA)

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23
Q

Sprayed-form EDTA

A

K2EDTA

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24
Q

Liquid form EDTA

A

K3EDTA

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25
EDTA preferred for CBC
K2EDTA
26
2 concentrations of Sodium Citrate
3.2 % (preferred) 3.8 %
27
Tube for Coag studies
Light blue/ Sodium Citrate
28
Blood to Ag ratio of Sodium Citrate (3.2%)
9:1
29
Blood:Ag ratio for Sodium Citrate 3.8%
4:1
30
Light blue inversion
4 inversions
31
Tube for ESR
BLack
32
INhibits thrombin formtation
Green top tube
33
Tube used for toxicology
Royal blue
34
Tube color used for glucose testing
Gray top
35
Gray top tube anticoagulant
Potassium oxalate
36
Gray top tube antiglycolytic factor
Sodium flouride
37
Tube color used for culture
Yellow top tube
38
Additive of Yellow top tube
SPS
39
Yellow top tube used for Blood Banking additive
ACD
40
Tube used for lead testing
Tan top tube
41
Tube used for HLA phenotyping
Yello top tube
42
Tube used for molecular diagnostics
Pink top tube
43
Additive of white top tube
EDTA and Gel
44
Additive of Red top tube (glass)
none
45
CLSI Order of Draw
Y B R G L G B
46
The length of a feather lancet should be less than ______
2 mm
47
Sites of a capillary puncture
Earlobe Palmar surface of 3rd & 4th finger Lateral plantar heel surface
48
Capillary order of draw
Blood Gas Slides Edta Other specimens Serum
49
Puncture used for blood gas analysis and pH measurements
Arterial puncture
50
Anticoagulant used for Arterial puncture
Heparin
51
Arterial should be collected without a torniquet. T/F
T
52
Test done to determine whether the ulnar artery can provide collateral circulation to the hand after the radial artery puncture
Modified Allen Test
53
Increased ACTH that causes increased cortisol levels
Cushing disease
54
array of signs and symptoms due to high cortisol levels
Cushing Syndrome
55
1st to increase when stressed
Catecholamines
56
Hormone that increases during afternoon and evening
Growth hormone ACP
57
Tests that require Fasting
G A L I T si G F
58
Tests that require immediate cooling
L A B
59
Specimens should be delivered to the lab within _______ of collection
45 minutes
60
Specimens should be centrifuged within ____ hour of arrival
1 hour
61
The maximum time limit for serum/plasma separation is ____ after collection
2 hours
62
STAT is a medical term meaning "_____"
immediately
63
"Immediately" is from a latin word "_______"
"Statim"
64
An analytical patient-testing activity provided within the institution , but performed outside the physical facililties of the clin lab
POCT
65
The highest volume POC test in most health care institutions
POC Glucose
66
sample used to assess the fetal lung maturity ratio
Amniotic fluid
67
A type of Reagent grade that is suitable for use
Analytic REagent
68
Reagent grade used to manufacture drugs
United States Pharmacopeia (USP)/National Formulary (NF)
69
a highly purified chemical (A reference material) that can be measured directly to produce a substance of exact known concentration and purity
Primary standard
70
The type of water having the most suitable for routine laboratory use
Type 1 water
71
A type of pipette that does not dispense the exact volume
To contain pipette
72
A type of pipette that does dispense the exact volume
TD pipette
73
A type of pipette that allows the contents of the pipette to drain from gravity
Self-draining
74
The most routinely used pipet
Automatic macropipets
75
A type of centrifuge that allows the tubes to attain a horizontal position when spinning
Horizontal or Swinging bucket
76
The horizontal centrifuge can attain speeds up to ____ rpm
3000
77
Centrifuge that have angled compartments
Fixed-angle centrifuge
78
High-speed centrifuges used to separate layers of different SG
Ultracentrifugation
79
High-speed centrifuges used to separate layers of different SG
Unltracentrifugation
80
The reference method for lipoprotein quantitation
Ultracentrifuge

Clinchem (12 decks)

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