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Lab Procedures 1 > Capillary Puncture > Flashcards

Capillary Puncture Flashcards

1
Q

Blood collection from a vein

A

Venipuncture

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2
Q

Carrie’s blood back to heart

A

Veins

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3
Q

Carries blood away from heart

A

Arteries

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4
Q

One thin layer, arterial and venous blood

A

Capillaries

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5
Q

Generated by physician/provider

A

Requisition

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6
Q

Ways to verify patient before performing capillary Puncture/venipuncture

A

Verify D.O.B

Patient labels

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7
Q

Most critical error a phlebotomist could make before collecting a blood specimen

A

Misidentification of a patient

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8
Q

Positions for patients when performing blood collection methods

A

Semi reclining position

Phlebotomy chair

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9
Q

All fluid except blood found in space between tissues (tissue fluid)

A

Interstiatal fluid

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10
Q

In what circumstances should capillary puncture not be used?

A

Needing large amount of blood
Poor circulation in hands/feet
Edema

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11
Q

Lancet

A

Sterile
Disposable
Retractable

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12
Q

Depth of heel stick for infant

A

No more than 2mm

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13
Q

Depth of finger stick for adult

A

2-3mm

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14
Q

Types of capillary puncture collection containers

A

Microtainer

Capillary tube

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15
Q

Point of care testing

A

Direct contact patient setting

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16
Q

Collecting small amounts of blood

A

Microcollection

17
Q

Blood moves freely into the tube

A

Capillary action

18
Q

Inflammation of bone caused by bacterial infection

A

Osteomyelitis

19
Q

Cyanotic

A

Blue

Oxygen deficiency

20
Q

Methods to increase blood flow to capillary puncture sites

A

Massage site

Apply warm towel

21
Q

Proper sites for finger and heel sticks

A

Middle/ring finger

Medial/lateral plantar surface of heel

22
Q

Capillary Puncture procedure

A 
Warm site
Sanitize, make sure alcohol dries
Proper Lancet
Hold perpendicular 
Poke
Wipe away first blood
Fill container
23
Q

What if blood flow stops during collection of a capillary blood specimen

A

Repeat entire procedure

24
Q

Conditions tested for newborn screening and why

A

PKU
Hypothyroidism
Look for abnormalities, looking for certain enzymes

25
Q

What could happen if newborn conditions aren’t screend

A

Mental retardation, abnormalities

26
Q

What is the first time frame for blood collection for newborn screening

A

24-72 hrs after birth

27
Q

What setting is the blood collection generally performed at newborn screening

A

Hospital nursery

28
Q

Heel stick collection procedure/guidelines fir newborn screening

A

Medial/lateral planters surface of heel
No deeper than 2mm
Remove first drop.of blood

Lab Procedures 1 (5 decks)

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