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OBI > Phlebotomy review > Flashcards

Phlebotomy review Flashcards

0
Q

What percent iodine is the second swab prep?

A

1.0%

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1
Q

What percent iodine is the first scrub?

A

0.75%

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2
Q

What are the two types of contamination?

A

Bacterial and air

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3
Q

Define hematoma

A

Blood underneath the skin

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4
Q

What is an incomplete unit?

A

A unit weighing less than 585g

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5
Q

What is an overdraw?

A

A unit weighing greater than 670g

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6
Q

What is a slow draw?

A

A full unit of blood that took 13-15 minutes to draw

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7
Q

What is the function of the anticoagulant in the collection bag?

A

Solution added to blood outside of the body to prevent clotting

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8
Q

What is the purpose of the blood bag additive?

A

Solution in the blood bag containing nutrients and preservatives providing a 42 day shelf life

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9
Q

What is the purpose of performing the chlorhexidine prep appropriately?

A

To apply the solution gently using no friction, to ensure the arm is surgically clean. Clean 2.5 x 2.5” due to the amount of solution on the swab

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10
Q

What is the purpose of each iodine swab?

A

The first scrub is done vigorously in random directions to create friction to loosen dirt and surface oils and germs.
The second prep is done in an outward spiral to push the loosened material to the outer area to ensure the site is surgically clean.

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11
Q

Why do we let the prep dry before performing venipuncture

A

To ensure maximum bacterial kill

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12
Q

What occurs with slow draws

A

Micro clots are easily formed

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13
Q

What are the signs of an arterial stick

A

Swelling and pain
Fast flow
Fill bag in 2 minutes
Bright red blood

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14
Q

Who should be notified in the event of an arterial stick

A

Supervisor, who will contact physician on call

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15
Q

When is an arm wrap required

A 
First time donor
Donor request
Pain
Bruising or swelling
Automated procedure
Arterial puncture
Resticks, on first arm
Slow draws
Adjustments
16
Q

Why can’t tubes be filled from the unit drawn?

A

The sample will be diluted with anticoagulant

17
Q

How many times should a unit be mixed during phlebotomy

A

3 minimum

18
Q

How big of an area should be scrubbed for a povidone iodine prep

A

4” x 4”

19
Q

How do you label a unit that is ac and inc?

A

Ac only

20
Q

Which direction should the needle be pulled when removing a needle from a donors arm?

A

The same direction that the needle was inserted

21
Q

How many tubes can be filled for each samplink and how many times can the device be changed?

A

6 tubes per device, the device can only be changed once

22
Q

When can you use a digital scale?

A

Difficult phlebotomy, or to replace a bed scale if the bed scale doesn’t pass qc

23
Q

When should gloves be changed

A

When they are soiled or sticky and between each donor

24
Q

Which reactions require discontinuation?

A

Any bruising and grade 2 and 3 reactions

25
Q

What is get any and the treatment for it

A

Involuntary muscle contractions. Breathe into a paper bag

26
Q

How many minutes do you wait before getting a supervisor if your bag isn’t half full

A

6 minutes

27
Q

Which direction is the bag hung and why

A

Upside down to ensure the blood mixes with the anticoagulant the moment it reaches the bag

28
Q

Why are donors advised to increase fluid intake

A

To replace volume lost

29
Q

Why should the donor they’ve the bandage on for 2 hours?

A

To prevent airborne contamination

30
Q

Why are donors advised to refrain from smoking for 30 minutes

A

To prevent nausea and lightheaded ness

31
Q

Why should the donor avoid heavy lifting for 2 hours

A

To prevent bleeding at the puncture site

32
Q

How many times do you record bpand how many minutes apart,and for what grade reactions?

A

3 times, 5-10 minutes apart, grade 2 & 3 reactions

33
Q

Where should needle guard be engaged during phlebotomy?

A

1/2 to 2/3 up

34
Q

Where is the first hemostat placed prior to performing the venipuncture?

A

6-8” for the needle

35
Q

Where is the final hemostat placed prior to the needle being pulled from the donor?

A

1/2”-1” below needle guard

36
Q

How any times should you strip the line and why?

A

A minimum of twice ASAP after draw to ensure all blood is mixed adequately with the anticoagulant

37
Q

What should be done if the phleb adds or changes any data that a prior staff has documented?

A

Document phleb id and date next to the addition or change

38
Q

When is the needle guard engaged 1/2 way on hub of needle?

A

Immediately following venipuncture stick

OBI (4 decks)

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