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Lab Procedures 2 > BLOOD COLLECTION 2 > Flashcards

BLOOD COLLECTION 2 Flashcards

1
Q

Order of proper draw

A

Blue,red,gold,green,lavender, gray

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2
Q

Blue…..additive or anticoagulant?

A

Anticoagulant

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3
Q

Specific name in blue top tube

A

Citrate

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4
Q

Common lab tests with blue top tubes….

A
  • coagulation testing

- prothrombin time

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5
Q

Red…additive or anticoagulant?

A

Additive

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6
Q

What is specifically in the red top tube?

A

Clot activator

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7
Q

Common lab tests for red top tubes….

A

Chemistry/serology tests

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8
Q

Gold top tubes…additive or anticoagulant??

A

Additives

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9
Q

What is specifically in

A

Clot activator

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10
Q

Common lab tests for gold top tubes

A

Chemistry/serology tests

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11
Q

Green tube….anticoagulant or additive??

A

Anticoagulant

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12
Q

What is specifically in green top tubes??

A

Heparin

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13
Q

Common lab tests for green top tubes…

A
  • stat chemistry tests

- electrolyte tests

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14
Q

Lavender…additive or anticoagulant??

A

Anticoagulant

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15
Q

What is specifically in lavender top tubes?

A

EDTA

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16
Q

Common lab tests for lavender top tubes?

A
  • hematology tests

- CBC (complete blood count )

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17
Q

Gray top tubes…anticoagulant or additives?

A

Anticoagulant

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18
Q

What is specifically in gray top tubes?

A

Oxalates

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19
Q

What tests are done for gray top tubes?

A
  • glucose

- drug testing

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20
Q

Syncope

A

Fainting

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21
Q

How many times should a phlebotomist stick the same patient?

A

Not more than twice

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22
Q

Fasting

A

Not eating /drinking for a certain amount of time prior to procedure or blood draw

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23
Q

How long is fasting usually?

A

12-14 hours

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24
Q

What arm shouldn’t you perform a vein puncture on with a mastectomy?

A

Arm adjacent to a mastectomy site

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25
Q

What may a patient w a mastectomy have none of?

A

No lymph flow

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26
Q

How does tourniquet relate to patient with a mastectomy?

A

The tourniquet May injure the patients arm

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27
Q

Hemolysis

A

Breaking up of red blood cells resulting in the release of hemoglobin

28
Q

What color does hemoglobin cause the serum/plasma to be?

A

Pink/red

29
Q

What can cause hemolysis?

A
  • too small of a needle
  • collapsing vein by putting too much pressure on it
  • vigorously shaking the blood tube
30
Q

Whole blood centrifuged?

A

No it isn’t

31
Q

Whole blood def….

A

All elements of blood are kept together and not separated

32
Q

What is done to the whole blood?

A

It is inverted

33
Q

What tube is whole blood commonly found?

A

Lavender top

34
Q

What is serum?

A

The liquid part obtained when blood is clotted

35
Q

Does serum contain clotting factors??

A

No

36
Q

What tubes is serum in?

A

Red or gold tops

37
Q

What is there none of in red or gold topped tubes?

A

Anticoagulant

38
Q

What has to happen before centrifuging of serum?

A

Has to form a clot

39
Q

Why does serum need to be centrifuged?

A

To yield serum

40
Q

What color is serum?

A

Straw colored

41
Q

Anticoagulants have what function?

A

Prevent clotting

42
Q

Hemoconcentration…

A

Blood concentration of large molecules such as proteins, cells, and coagulation factor increases

43
Q

Recommended clotting time for serum….

A

30-45 minutes

NO longer than an hour

44
Q

How long is serum centrifuged?

A

15-20 minutes

45
Q

Does serum end up on bottom or top of tube after centrifuging?

A

TOP

46
Q

What color tubes does plasma come from?

A

Blue, lavender, green and gray

47
Q

Where are the clotting factors in plasma?

A

In the plasma

48
Q

Where are the clotting factors in serum?

A

In the fibrin clot

49
Q

What is not centrifuged??

A

Whole blood

50
Q

SST

A

Serum separator tube

51
Q

PST

A

Plasma separator tube

52
Q

Most common method for collecting venipuncture blood??? I

A

Vacutainer

53
Q

Bevel should always be which direction?

A

UP

54
Q

Vacutainer needle length…

A

1-1.5 inches

55
Q

Most common vacutainer gauges…

A

20-22

56
Q

What could happen with higher needle gauge for vacutainer?

A

Could cause hemolysis of the cells because the lumen is too small

57
Q

Where should tourniquet be placed?

A

3-4 inches above venipuncture site

58
Q

Recommended time to leave on tourniquet….

A

1 minute

59
Q

Why is syringe method used?

A

Fragile veins

60
Q

Syringe barrel is what sizes??

A

2-20 mL

61
Q

What is a syringe needle also called?

A

Hypodermic needle

62
Q

Most common syringe needle gauge…

A

20-22

63
Q

Common syringe method needle length

A

1-1.5 inches

64
Q

Why is butterfly method used?

A

Very small veins

65
Q

How long within collection should you centrifuge?

A

Within 2 hours

66
Q

How long should gold, red , and tiger topped tubes be left to clot?

A

30 minutes

Lab Procedures 2 (6 decks)

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