chapter 10,11, &12

T/F ice packs should be used while transporting coagulation specimens

False. Lactic acid, ammonia, blood gases and catecholamines

T/F alcohol that has not dried prior to skin puncture can prevent a round drop

True

T/F Alcohol that has no dried prior to skin puncture can cause hemolysis

Tru

T/F patients can stand while getting a finger stick

Fa

T/F when performing a a finger stick it should be parallel to the fingerprint

Fal.

T/F if you have high stress it can affect the laboratory testing

T

Before a venipuncture why is it important to find out if the patient is fasting

It can affect test results

What equipment may you have to use when performing a venipuncture on an obese patient

A longer needle or a blood pressure cuff (40)

What strategies could you use for a difficult venipuncture

Heating pack or gravity

If arm veins can not be used for venipuncture what is the preferred site

Dorsal side of hand

Where should you place the tourniquet for a venipuncture

3-4 inches

How long does a specimen take to form a clot

30-60 minutes

What are two specimens that must be protected from light

Bilirubin

Folate

Vitamin A

Vitamin B6

To chill a blood specimen during transport what should you use

Ice packs

What happens when you chill a blood specimen

Slows metabolic rate

What is the definition of glycolytic

Breakdown of glucose (sugar)

What will happen if you mix a hematology specimen too long or not enough

Hemolysis(too long)

Clotting (not enough)

TAT stands for what

Turn around time

What finger and what part of the finger should you use for a capillary puncture

3rd or 4th finger of thickest part of non dominant hand

After making a blood smear slide what should you look for

Feathered Edge

What angle should the needle be placed for a venipuncture

30degrees

What is one reason why a hematoma would happen during a venipuncture procedure

Needle went partially in vein

What do you do if you see a hematoma forming

Release the tourniquet and stop draw

How many venipuncture attempts do you have with a single patient

2

When collecting a PT or PTT using a butterfly method what do you have to do

Use a discard tube

When performing a finger stick what do you do with the first drop of blood

Wipe it off with gauze

Blood from a skin puncture is what kind of blood and what does it consist of

Capillary

Arteriole

Venous

Fluid

What is the best angle to when making a blood smear slide

30 degrees

What is the average skin puncture depth for an adult

2-3mm

What happens if you over milk/massage a finger during a finger stick

Hemolysis

What information do you label a routine specimen

Name

DOB

Date

Time

Initial

What information do you label a blood bank specimen with

name

DOB

Date

Time

Initial

Medical record number

Social security number

What happens if you vigorously mix a blood specimen

hemolysis

T/F alcohol that is not dried may cause erroneous lab results

Tr

T/F you should keep blood specimens in a vertical position when handling

Truee

What is the difference between arterial, venous and capillary

Arterial is bright

Venous is dark

Capillary is a mixture

What tube is used for hematology specimen

Lavender

What tube is used for coagulation studies

Light blue

What are the components of capillary blood

Arterioles, venous and fluid

What is osteomyelitis

Inflammation of bone

What testing requires blood to be chilled

Ammonia

Blood gases

Catecholamines

Lactic acid

What testing requires blood to be warmed

Cold agglutines

Cryofibrogen

Cryoglobulins

What side of hand is preferred for venipuncture

Dorsal

If you add too much blood or not enough to a sodium citrate tube it can cause what

False low results and false high results

Which two test can not be done using a finger stick method

Blood culture

Coagulation

ESR

What is an amber/brown bag used for

Protects specimens from light

What is the small portion of the sample that has been separated for additional testing called

Aliquots