Chapter Ten

Question 1

What are some examples whom for capillary puncture may be considered

Answer 1

Children especially younger than age 2
obese

And patience with burns or scars over Vena puncture s

Question 2

Adult patients undergoing frequent glucose monitoring are excellent candidates for capillary collection because??

Answer 2

The test requires only a small amount of blood

Question 3

Capillary collection can also be called

Answer 3

Skin puncture or dermal puncture

Question 4

Capillary collection is the preferred method for obtaining

Answer 4

Blood from newborns and infants and children younger than 2

Question 5

Capillary collection is also used

Answer 5

For Ancillary blood glucose testing

Question 6

What is venous thrombosis

Answer 6

Clots that form within the vein

Question 7

What is iatrogenic anemia

Answer 7

Is anemia caused by excessive blood draws

Question 8

Reducing blood volume through Venipuncture is a concern for newborns and infants

Answer 8

Because it may lead to anemia and even cardiac arrest or death

Question 9

Capillary blood gas(CBG)can be used as an alternative for

Answer 9

(ABG) Arterial blood gas

Question 10

What are some test that cannot be performed on blood from a capillary collection

Answer 10

Blood cultures,erythrocyte,sedimentation rate test, Coagulation test, and test requiring larger volumes of plasma or serum

Question 11

Capillary collection or Venipuncture collection may not be appropriate for severely dehydrated patience

Answer 11

Because The test results may not be accurate

Question 12

Capillary collection should not be used at sites

Answer 12

That r swollen

Question 13

Capillaries are the bridges between arteries and veins due to

Answer 13

It being a mixture of venous blood and arterial blood

Question 14

There are heel

Answer 14

Incision device is specifically for newborns and premature babies

Question 15

The puncture is a sweeping arc instead of a perpendicular puncture because

Answer 15

The smoother cut means That you means less pain to the infant

Question 16

The Lansette laser

Answer 16

Uses a laser instead of a needle

Question 17

Micro sample containers are also called

Answer 17

Bullets which come in a range of sizes micro sample containers range from 250 mL up to 750 mL

Question 18

Micro collection tubes are

Answer 18

Are the most common collection containers

Question 19

Microhematocrit tubes

Answer 19

Are small plastic tubes with the volume up to 75 Microliter

Question 20

The temperature of a warming device

Answer 20

Should not exceed 42 Celsius and it should be applied for 3 to 5

Question 21

Capillary collection

Answer 21

Needs to be performed on warm healthy skin free of scars cuts and bruises and rashes

Question 22

Bone puncture can lead to

Answer 22

Ostechondritis Which is a painful inflammation of the bone or can lead to osteomyelitis Which can be a fatal bone infection

Question 23

When performing a capillary puncture for a mastectomy patient you must perform the puncture

Answer 23

On the side of the opposite to the mastectomy

Question 24

To minimize the risk of inflammation and infection the lancet should never penetrate more than 3.0mm

Answer 24

For a heel puncture

Question 25

Calcaneus means

Answer 25

Heel bone

Question 26

Puncture width should not exceed

Answer 26

2.5 for the heel sticks of an infant for premature babies it’s 1.75mm

Question 27

Dermal punctures are always performed

Answer 27

On the fingertips of the non-dominant hand

Question 28

The best sites

Answer 28

Are the palm surface of the distal segment of the third and fourth fingers

Question 29

Avoid the edge of the finger

Answer 29

The underlying bone is too close to the surface

Question 30

Punctures should be made

Answer 30

Perpendicular to the ridges of the fingerprint which lessens the flow of blood

Question 31

For older infants

Answer 31

The big toe may be used

Question 32

CLSI(Clinical and laboratory standards institution) According to them Fingersticks should never be performed on children

Answer 32

Under the age of one

Question 33

A bleeding time test(BT)

Answer 33

Measures the length of time required for bleeding to stop after incision is made

Question 34

To perform a blood time test

Answer 34

An automated incision device is used with the depth set at 1 mm in length at 5 mm

Question 35

UL

Answer 35

Microliter

Question 36

A normal blood time test

Answer 36

2-10 minutes

Question 37

The order for capillary collection

Answer 37

1 document that u r preforming a Capillary collection then sanitize your hands and put on gloves 2 Assemble your equipment 3 Select and clean the site -Warm of the area first if necessary The site should be warmed for at least three minutes at a temperature no greater than 42 Celsius -Use of Providone- iodine is not recommended for dermal puncture’s because of my elevate test results for Bilirubin Uris acid phosphorus and potassium ( BURRP) - Don’t squeeze 4 Position and hold that area -Grab the patient’s finger with his Palmer surface upholding it between your thumb in your index finger

Question 38

Capillary collection

Answer 38

5 Make the puncture and dispose of the blade properly -Align device across the fingertip ridges or heel lines this allows the blood to flow out and make a rounded drop -After two unsuccessful punctures notify the nursing station and contact a different Phlebotomist 6 Prepared to collect a sample -Wipe away the first drop of blood with a clean gauze pads prevent contaminating the sample with tissue fluid -aVoid constant massaging 7 Collect the blood sample -Micro collection tubes should be slanted down -Do not scrape the skin with the container this causes hemolysis -The two must be filled with blood within two minutes -The order of collection is Platelet counts,complete blood counts, and other hematology test are collected first followed by chemistry test 8 Complete the procedure -Once the bleeding has stopped you can manage the site for older children and adults don’t bandage on children younger than two years

Question 39

Bleeding time test

Answer 39

1 Assemble your equipment - Items needed  -Alcohol pads -Blood pressure cuff -Automated blood time test -Stopwatch or timer with a secondhand -Filter paper and bandages 2 Prepare the patient -Ask patient if they have taken any medication’s recently such as aspirin or other drugs that interfere with clotting 3 Position in the arm select the site and clean the site -Placing the arm on a flat steady surface with the palm facing up select a site 5 cm Below the antiecubital crease 4 Apply the blood pressure cuff -Place the cuff in the upper arm Inflate it to 40mm Hg This pressure must be maintained throughout the procedure wait 30 to 60 seconds to make sure it’s stable 5 Position the device -The blade his place perpendicular to the anti-cubital crease

Question 40

Bleeding time test

Answer 40

6 make the incision and start timing -Start timing as soon as the cut is made remove the device only after the blade has retracted 7 Wick the blood away every 30 seconds -Using the filter paper wick until the drop disappears you use the wick paper to absorb blood 8 Complete the test 9 Attend to the patient -Clean the arm around the incision site with an antiseptic wipe and apply butterfly bandage leave the bandage for 24 hours