When an artery is accidentally stuck during collection, which statement is false?

the sample should be labeled as usual

Reasons for specimen recollection include all of the following EXCEPT:

Prolonged bleeding after needle withdrawal

To avoid reflux of an anticoagulant, you should do all of these, EXCEPT:

Keep patients arm elevated above heart

Alteration in the ratio of elements in the blood

To enhance vein performance, you can

Tap the antecubial area with your index finger

When performing a butterfly draw using a hand vein

Place tourniquet on patients wrist

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Phlebotomy Chapter 11

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Venipuncture Complications

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Questions 15

Answers

1
When an artery is accidentally stuck during collection, which statement is false?
the blood may spurt
pressure should be applied for 10 minutes
the blood may be bright red
the sample should be labeled as usual
2
Which laboratory department may require special ID?
Hematology
Chemistry
Blood Bank
Microbiology
3
Reasons for specimen recollection include all of the following EXCEPT:
Prolonged bleeding after needle withdrawal
Contamination by powder from gloves
incomplete drying of antiseptic
4
To avoid reflux of an anticoagulant, you should do all of these, EXCEPT:
Remove the last tube from needle before removing needle
Allow tube to fill from the bottom up
Keep patients arm elevated above heart
5
Hemoconcentration is
Lack of lymph fluid movement
Alteration in the ratio of elements in the blood
Destruction of blood cells
6
Which could be a cause of hemolysis?
Drawing blood too slow
Vigorously mixing the tubes
Using a needle larger than a 23 gauge
7
Hemolysis is
Flow of blood from collection tube
Destruction of blood cells
Lack of lymph fluid movement
8
To enhance vein performance, you can
Tap the antecubial area with your index finger
Elevate arm in upward position
Squeeze patients wrist
9
When performing a butterfly draw using a hand vein
Place tourniquet on patients wrist
Place tourniquet on patients arm
No tourniquet is required
10
Collapsed veins can be caused by
All of the above
Too much vacuum asserted on vessel
Plunger being pulled too quickly
Too large of a needle
11
If a stat test is ordered and the patient is not in the room, you should
Wait in patients room until they return
Postpone collection
Locate patient
Leave the request at the nurses station
12
Conditions that may alter the quality of specimen or cause harm to patient during blood draw:
All of the above
Hematomas
Mastectomies
Edematous tissue
13
Lymphostasis is
Destruction of blood cells
Alteration in the ratio of elements in blood
Lack of lymph fluid movement
14
Which test result is not affected by patient position?
Albumin
Cholesterol
Blood alcohol
15
Povidone - Iodine is not recommended for
Blood gas draws
Dermal punctures
Blood alcohol draws

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