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CLINICAL CHEMISTRY 2 > PRELIM LAB: BLOOD COLLECTION TUBES & TESTS > Flashcards

PRELIM LAB: BLOOD COLLECTION TUBES & TESTS Flashcards

1
Q

Used with both ETS and syringe method of obtaining blood specimens

A

EVACUATED TUBES

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2
Q

Contains pre-measured vacuum

A

EVACUATED TUBES

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3
Q

color-coded to identify a type of additive, absence of additive, or special tube property

A

Tube stoppers

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4
Q

Made of glass or plastic

A

EVACUATED TUBES

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5
Q

Used to collect tiny amounts of blood obtained from capillary punctures

A

MICROCOLLECTION TUBES

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6
Q

Most have color-coded bodies or stoppers that correspond to color-coding of ETS blood collection tubes

A

MICROCOLLECTION TUBES

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7
Q

substances you add in the evacuated tubes

A

ADDITIVE

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8
Q

type of additive you add in tubes to prevent clotting

A

ANTICOAGULANT

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9
Q

consumes

A

CHELATES

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10
Q

attaches to

A

BINDS

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11
Q

ADDITIVE

YELLOW

A
  • SODIUM POLYANETHOL SULFONATE (SPS)
  • ACID CITRATE DEXTROSE
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11
Q

MODE OF ACTION

YELLOW

A

Prevent coagulation by binding
calcium

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12
Q

LABORATORY USAGE

YELLOW

A

MICROBIOLOGY (Blood Cultures)
BLOOD BANKING (Blood bank studies, HLA phenotyping, and DNA & paternity testing)

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13
Q

INVERSIONS

YELLOW

A

8

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14
Q

LABORATORY USE

LIGHT BLUE

A

HEMATOLOGY (Coagulation Studies)
- PT (prothrombin time) and aPTT (activated partial thromboplastin time): SENSITIVE TESTS

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15
Q

ADDITIVE

LIGHT BLUE

A

3.2% BUFFERED SODIUM CITRATE
- Blood to anticoagulant
ratio (9:1)

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16
Q

MODE OF ACTION

LIGHT BLUE

A

Prevent coagulation by chelating
calcium

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17
Q

INVERSIONS

LIGHT BLUE

A

3-4 GENTLE inversions

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18
Q

ADDITIVE

RED

A

SILICONE-COATED (Glass)

CLOT ACTIVATION (SILICONE-COATED) – Plastic

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19
Q

MODE OF ACTION

RED

A

Promotes blood clotting

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20
Q

LABORATORY USE

RED

A
  • CHEMISTRY (serum chemistry determination)
  • BLOOD BANK (routine blood donor screening)
  • IMMUNOSEROLOGY (diagnostic testing for infectious disease)
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21
Q

INVERSION

RED

A

5 inversions if with clot activator
No inversion for glass tubes

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22
Q

ADDITIVE

GOLD PLASTIC

A

NO ADDITIVE GEL SEPARATOR
(Thixotropic gel) TG has a heavier specific
gravity than serum but is lighter than RBC

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23
Q

MODE OF ACTION

GOLD PLASTIC

A

Promotes blood clotting
- Blood clotting time: 30 minutes

24
Q

LABORATORY USE

GOLD PLASTIC

A

CHEMISTRY (serum chemistry determination)
BLOOD BANK (routine blood donor screening)
IMMUNOSEROLOGY (diagnostic testing for infectious disease)

25
Q

INVERSION

GOLD PLASTIC

A

5 inversions

26
Q

ADDITIVE

LIGHT GREEN

A

LITHIUM HEPARIN GEL SEPARATOR

27
Q

MODE OF ACTION

LIGHT GREEN

A

Inhibits thrombin formation to prevent clotting

28
Q

LABORATORY USE

LIGHT GREEN

A

CHEMISTRY (plasma determination in chemistry)

29
Q

INVERSION

LIGHT GREEN

A

8-10 inversions

30
Q

ADDITIVE

GREEN

A

15-20 u/mL LITHIUM HEPARIN or
SODIUM HEPARIN

31
Q

MODE OF ACTION

GREEN

A

Inhibits thrombin formation to
prevent clotting

32
Q

LABORATORY USE

GREEN

A

CHEMISTRY (blood gas analysis)
HEMATOLOGY (osmotic fragility test)

33
Q

INVERSION

GREEN

A

8-10 inversions

34
Q

ADDITIVE

LAVENDER

A

1.5 mg/mL of blood of ETHYLENEDIAMINE
TETRAACETIC ACID (EDTA)
- Must be tested within a 4-hour duration of being used for optimal results

35
Q

MODE OF ACTION

LAVENDER

A

Inhibits blood coagulation by
chelating calcium ions

36
Q

LABORATORY USE

LAVENDER

A

CHEMISTRY (HBA1C)
- HBA1C (glycosylated hemoglobin): most sensitive test for diabetic patients as it could trace back one’s average blood sugar up to 3 months prior to test
HEMATOLOGY (routine CBC, ESR)
BLOOD BANKING (routine immunohematology testing and donor screening)

37
Q

INVERSION

LAVENDER

A

8-10 inversions

38
Q

most sensitive test for diabetic patients as it
could trace back one’s average blood sugar up to 3 months prior to test

A

HBA1C (glycosylated hemoglobin)

39
Q

ADDITIVE

GRAY Anticoagulant:

A

POTASSIUM OXALATE

40
Q

ADDITIVE

GRAY Antiglycolytic agent
(stops cells from producing
sodium-glucose):

A

SODIUM FLUORIDE

41
Q

GRAY

Inhibits bacterial growth. Can be stored for 3 DAYS

A

SODIUM FLUORIDE

42
Q

GRAY

decreases glucose concentration by up to 10 mg/dL/hour

A

Glycolysis

43
Q

MODE OF ACTION

GRAY

A

Oxalate prevents clotting by
binding calcium

44
Q

MODE OF ACTION

GRAY

preserves glucose for up to and inhibits bacterial growth

A

SODIUM FLUORIDE

45
Q

LABORATORY USE

GRAY

A

CHEMISTRY (glucose determination)
- IDEAL FOR FBS

46
Q

INVERSION

GRAY

A

8-10
inversions

47
Q

ADDITIVE

ORANGE

A

THROMBIN

48
Q

MODE OF ACTION

ORANGE

A

Clot activator
- Blood clotting time: 5 mins

49
Q

LABORATORY USE

ORANGE

A

CHEMISTRY
(STAT determination)

50
Q

INVERSION

ORANGE

A

8 inversion

51
Q

ADDITIVE

ROYAL BLUE

A

NONE (red label)
K2EDT (lavender label)
HEPARIN (green label)

52
Q

ADDITIVE

TAN

A

SODIUM HEPARIN (Glass)
K2EDTA (Plastic)

53
Q

ADDITIVE

PINK

A

Spray-coated K2EDTA (Plastic)

54
Q

MODE OF ACTION

ROYAL BLUE
TAN
PINK

A

EDTA: prevents clotting by binding calcium forming insoluble salt
HEPARIN: prevents clotting by inhibiting thrombin

55
Q

INVERSION

ROYAL BLUE
TAN
PINK

A

8

56
Q

LABORATOTY USE

ROYAL BLUE

A

CHEMISTRY
(trace elements, toxicology)

57
Q

LABORATORY USE

TAN

A

CHEMISTRY
(lead determination)

58
Q

LABORATORY USE

PINK

A

BLOOD BANK (routine immunohematology testing and blood donor screening)
SPECIAL TUBE in BB

CLINICAL CHEMISTRY 2 (2 decks)

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