PMLS LAB Flashcards

1
Q

-Is the procedure for removing blood from veins for
analysis.

A

Venipuncture

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2
Q

-first site or choice of location for venipuncture.

A

Antecubital Fossa

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3
Q

shallow depression

A

antecubital fossa

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4
Q

-Puncture of the ______ is performed only by
physicians or specially trained personnel.

A

femoral vein

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5
Q

differs somewhat from person to
person, and you may not see the exact textbook
pattern.

A

Vein location

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6
Q

•The important thing to remember is to choose a

A

prominent vein that is well-fixed and does not
overlie a pulse, which indicates the presence of an
artery and the potential presence of a major nerve

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7
Q

Hospital identification bracelet

A

-Patient’s first and last names
-Hospital numbers (often two sets)
-Birth date
-Physician

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8
Q

-Temporary identification number and bracelet

A

Unidentified patients

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9
Q

• to correctly identify the patient
• Organize the necessary equipment
• collect the appropriate samples
• legal protection

A

Requisitions

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10
Q

Before leaving the laboratory

A

REVIEW THE REQUISITION!

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11
Q

the most important procedure in phlebotomy

A

patient identification

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12
Q

the early morning approximately 12 hours after the last ingestion of food

A

basal state

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13
Q

Has refrained from strenuous exercise and has
not ingested food or beverages except water.

A

BASAL STATE

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14
Q

verify that the appropriate pretest preparation
such as fasting or abstaining from medications has
occurred

A

BASAL STATE

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15
Q

Patients should remove any objects _______ from their mouths
before performing the venipuncture.

A

such as food,
drink, gum, or a thermometer

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16
Q

Any foreign object in the mouth could cause

17
Q

Veins on the ________ are
never acceptable for venipuncture.

A

underside of the wrist

18
Q

mandate that gloves be worn when performing a venipuncture procedure

A

Occupational Safety and Health Administration (OSHA)

19
Q

-causes blood to accumulate in the veins making
them more easily located

A

Tourniquet

20
Q

-provides a larger amount of blood for collection.

A

Tourniquet

21
Q

angle between skin and needle:

22
Q

Effects of prolonged application:

A

-Hemoconcentration
-Hemolysis
-Shortened coagulation time

23
Q

• This requires that the tourniquet be applied twice
during the venipuncture procedure:

A

first when vein selection is being made
2. immediately before the puncture is performed.

24
Q

a tourniquet applied too close to the venipuncture site may cause the vein to

25
Two routine steps in the venipuncture procedure aid the phlebotomist in locating a suitable vein
-applying a tourniquet -asking the patient to clench his or her fist
26
Sites to avoid
Edematous Area Arms in cast IV Line/Cannula Arteriovenous (AV) Fistula Side of Masectomy IV Line/Cannula Hematoma
27
Complications in venipuncture
Ecchymosis Fainting IV Line / IV Cannula Obesity Excessive Bleeding
28
Aka "bruise"
Ecchymosis
29
Most common complication encountered
Ecchymosis
30
Leakage of small amounts of blood
Ecchymosis
31
• Flat, purplish skin discoloration
Ecchymosis
32
Leakage of large amounts of blood
Hematoma
33
Swollen / bulging, purplish skin discoloration
hematoma
34
syncope
Fainting
35
Short lapse in consciousness
Fainting
36
Increase concentration of cells, larger nolecules and analyts in the blood because of a shift in water balance.
Hemoconcentration
37
Can be caused by prolong tourniquet application
Hemoconcentration
38
After prolonged application, allow ____ before reapplying the tourniquet.
2 minutes