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PHL 103 > PHL 103 FINAL > Flashcards

PHL 103 FINAL Flashcards

1
Q

What is the function of leukocytes?

A

Protects the body against infections

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2
Q

A protein that contains iron and is a main component of the erythrocytes?

A

Hemoglobin

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3
Q

The color code that is most often associated with tubes used to collect hematology tests, what color is it?

A

Lavender

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4
Q

Why is the patients # ID included in the specimen tube label?

A

To avoid confusing specimens from the patients with the same name

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5
Q

When selecting a venipuncture site, how can you tell the difference between a vein and artery?

A

Pulse

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6
Q

What is the best practice if the vein can be felt but not seen even with the tourniquet on?

A

Look for visual clues on the skin

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7
Q

How many times should you mix the non-additive tubes ?

A

Zero

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8
Q

Identify the term that means damage or destruction of RBCs?

A

Hemolysis

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9
Q

What is the maximum amount of time that a tourniquet can be left on the arm in order to minimize hemoconcentration and erroneous results?

A

1 minute

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10
Q

The term “ phlebotomy” is derived from the Greek language and its meaning is?

A

Vein

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11
Q

Which cell transports oxygen?

A

Erythrocytes

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12
Q

Labeling a routine inpatient blood specimen should take place?

A

At bedside immediately after drawing in front of patient.

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13
Q

The most common PPE used for routine phlebotomy procedures is?

A

Gloves

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14
Q

If the phlebotomist is unable to obtain a blood specimen for any reason, the usual protocol is to..?

A

Chart it, time it & contact the physician

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15
Q

What is the most common proper arm position for routine venipuncture?

A

Straight from the shoulder to the wrist in a downward position with the palm up

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16
Q

This set is an indispensable tool for collecting blood from small or difficult veins, such as hand veins or veins of elderly/pediatric patients?

A

Butterfly/wing infused set

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17
Q

Approximately how long does it normally take for serum specimens to completely clot at room temperature?

A

30-60 minutes

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18
Q

When drawing blood from an elderly patient, you should?

A

Recognize possible changes in the skin

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19
Q

2 parts of the syringe include the gradual barrel and what else?

A

Plunger

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20
Q

It is important to mix anticoagulant tubes immediately after filling them because?

A

it avoids microclots

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21
Q

A bilirubin sample is used to detect what?

A

Jaundice
(keep amber tube out of light & at room temp.)

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22
Q

The liquid or fluid portion of anticoagulant blood is known as?

A

Plasma

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23
Q

Tests performed on plasma are ?

A

Anticoagulants (don’t clot)
Tubes: blues, lavender, & gray

24
Q

Older elderly patients are more prone to hematoma formation because?

A

There veins have decreased elasticity

25
The most important step in specimen collection is?
Identifying the patient
26
What are the 3 parts of the needle?
Bevel, shaft, & hub
27
When performing venipuncture the needle is insert…?
Bevel up
28
This term is defined as the insertion of a needle in a vein and its purposes to draw blood?
Phlebotomy
29
Which of the following is generally used to cleanse the skin for routine venipuncture?
70% alcohol
30
What is the most important consideration when drawing blood from an older child?
Open line of communication
31
According to OSHA, what does proper needle disposal involve?
Throwing all into sharps container
32
Whole blood is…?
Total volume of plasma and formed elements together unspun and not clotted together
33
If an inpatient is not wearing an ID band when the phlebotomist comes to collect the specimen, the phlebotomist should?
Ask patients nurse to put an ID band on the patient before drawing the specimen
34
Where is the tourniquet placed when drawing a hand vein?
Proximal to the wrist bone
35
Identify which tube sequence is listed in the correct order for the rescuer method and drawing blood according to CLIA?
order of draw Blood cultures, light blue, red, gold, light, green, dark green, purple, pink, gray, and royal blue
36
An aliquot is a…
A portion of the blood sample being tested
37
The blood collection tube has no anticoagulants
Red tube
38
According to CLSI guidelines, when is the best time to release a tourniquet during venipuncture?
As soon as you get blood flow
39
How many inches should a tourniquet be applied above the intended venipuncture site?
3-4 inches
40
What’s the best angle for needle insertion during routine venipuncture?
10 to 30 degrees
41
As a phlebotomist is about to draw blood from a patient, she touches the needle to the skin changes her mind and then pulls the needle away. What should be done next?
Obtain a new needle
42
What is the proper technique for transferring blood from a syringe to an evacuated tube?
Using a transfer syringe
43
Of the following tubes, which should be eliminated for use in collecting blood bank specimens?
Large gel barrier tubes
44
Increase blood glucose is called…?
Hyperglycemia
45
A light green tube contains what additive ?
Lithium Heparin
46
When performing venipuncture, hand washing is necessary when?
Before and after
47
Which gauge has the smallest diameter ?
23
48
What color tube is used to test glucose?
Gray (oxolate)
49
What tube do you draw a CBC in (complete blood count)?
Lavender protime( light blue) kidney function (green/chem)
50
This test identifies risk for coronary artery disease…
Total Cholesterol
51
Why should the phlebotomist visually inspect the needle tip before inserting into the patients vein?
To check the needle point for imperfections that might damage the patients vein
52
A serum specimen is requested, what evacuated tube can be used to collect it?
SST (speckled red/black)
53
CILA advises against using these on infants and children under 2 years old?
Adhesive tape
54
A protime, prothrombin & platelet count are ordered on an 80 year female old pt, decided to use a butterfly and short draw, evacuated tubes on a tiny cephalic vein on the dorsal side of her right arm. The phlebotomist collects one light blue tube and one lavender tube. Why would you suspect the PT test results might be incorrect and the platelet count unaffected?
No tube was used to remove air from the butterfly tubing
55
What should be done if a pt is still bleeding 10 mins after checking the site?
Notify the nurse or contact the physician

PHL 103 (1 decks)

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