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

A

choking

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:

A

< 30

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

A

collapse

25
Q

Two routine steps in the venipuncture procedure
aid the phlebotomist in locating a suitable vein

A

-applying a tourniquet
-asking the patient to clench his or her fist

26
Q

Sites to avoid

A

Edematous Area
Arms in cast
IV Line/Cannula
Arteriovenous (AV) Fistula
Side of Masectomy
IV Line/Cannula
Hematoma

27
Q

Complications in venipuncture

A

Ecchymosis
Fainting
IV Line / IV Cannula
Obesity

Excessive Bleeding

28
Q

Aka “bruise”

A

Ecchymosis

29
Q

Most common complication encountered

A

Ecchymosis

30
Q

Leakage of small amounts of blood

A

Ecchymosis

31
Q

• Flat, purplish skin discoloration

A

Ecchymosis

32
Q

Leakage of large amounts of blood

A

Hematoma

33
Q

Swollen / bulging, purplish skin discoloration

A

hematoma

34
Q

syncope

A

Fainting

35
Q

Short lapse in consciousness

A

Fainting

36
Q

Increase concentration of cells, larger nolecules
and analyts in the blood because of a shift in water
balance.

A

Hemoconcentration

37
Q

Can be caused by prolong tourniquet application

A

Hemoconcentration

38
Q

After prolonged application, allow ____
before reapplying the tourniquet.

A

2 minutes