Ch43 Blood Specimen Collection Flashcards

0
Q

What’s the most common site used to collect a capillary blood specimen? For adult. Baby?

A

Adults– lateral side of great finger or ring finger.

Baby— lateral side of the heal of foot.

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1
Q

Why do blue stopped tubes have to be completely full?

A

Must be full because of citrate.

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2
Q

What color top tube contains EDTA and is used to collect CBC?

A

Lavender

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3
Q

Before capillary stick puncture you clean the site with?

A

Alcohol

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4
Q

If blood leaks out of a vein into body during venipuncture it may cause?

A

Hematoma ( a bruise black n blue that swells)

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5
Q

Most popular and economical tourniquet?

A

Latex

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6
Q

If your drawing blood from PT and they faint, what’s the first thing you do?

A

Remove tourniquet

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7
Q

During capillary puncture the lancet should penetrate about how many mm into site?

A

2 mm

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8
Q

Another name for venipuncture?

A

Phlebotomy

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9
Q

If a PT has difficult veins and you can’t locate them with tourniquet what other method can be used?

A

Blood pressure cuff

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10
Q

What test can be preformed in a blue top tube?

A

Pt and Ptt coagulation study. Has to be fully filled.

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11
Q

Test drawn in blue top tube should be preformed within?

A

2 hours

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12
Q

When several specimens are ordered they should be drawn in what order?

A
Yellow
Blue
Red
Green
Lavender
Gray
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13
Q

When drawing blood with a syringe and needle forcing blood into a tube will cause?

A

Hemolysis Of RBC, breaking down blood cells. Will give inaccurate test results.

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14
Q

When obtaining venous blood sample with a vacuum tube the tip of the needle should be inserted into vein at what angle?

A

15•

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15
Q

Veins will give somewhat when depressed because they have this?

A

Elasticity

16
Q

Equipment that can cut, prick, stab, or scrape skin should be disposed in?

A

Sharps container

17
Q

Common term for capillary puncture?

A

Finger stick

18
Q

What is a surgical puncture of a vein?

A

Venipuncture

19
Q

Used to promote better palpitation and sometimes visual position of the veins?

A

Tourniquet

20
Q

What is the name for the place veins are found in bend of elbow?

A

AC ( anticubical space) or antcubitas fossa

21
Q

Before applying bandage to puncture site?

A

Adhesive

22
Q

What is a sharp item used for simple blood tests that require capillary blood?

A

Lancet

23
Q

This occurs when blood in a red top tube is allowed to stand vertically and undisturbed for 20-30 minutes?

A

Will start to clot

24
Q

Person trained to preform surgical puncture of a vein?

A

Phlebotomist

25
Q

Winged infusion set connects to hub. Most common and Easy to use, used on small weak veins. Any age…

A

Butterfly needle

26
Q

Inhalant strips that wake up a PT that has fainted..

A

Spirits of ammonia

27
Q

Collection of blood underneath skin resulting in bruise..

A

Hematoma

28
Q

Break down of blood cells

A

Hemolysis

29
Q

Clotted centrifuge blood

A

Serum

30
Q

Instrument that rotates at variable rates of speed to separate blood components

A

Centrifuge

31
Q

Type of specimen results from an anticoagulant present in vacuum tube

A

Plasma

32
Q

Part of syringe that is pushed in all the way to release any air from barrel

A

Plunger

33
Q

Fills easy because of vacuum suction that draws in blood

A

Vacuum tube

34
Q

Obtained by turning blood collection tube upside down to release drop of blood on to glass slide.

A

Blood smear