Blood Draw Flashcards
What is the acceptable angle of insertion of the needle for most blood draws?
15 - 30 degrees
Placement of tourniquet in relation to draw site.
3 - 4 inches above site.
Medication that reduces the body’s ability to clot blood.
Anticoagulant
Heparin: ammonia test
Dark green tube
7 things that should be labeled on a tube.
1.date, 2.time, 3.Patient Name 4.DOB 5. DR Name 6. Test 7. Your initials
Oxolate or Flouride: glucose or alcohol test
Gray top
Bruse
Hemotoma
Increases cellular solid elements
Hemoconcentration
Why is “Pumping” the fist not desirable for blood draws?
It can cause hemoconcentration.
EDTA Whole blood plasma
Lavender top
Soduim Citrate: Coagulation studies
Light Blue Top
Capillary punctures are usually obtained from what site on adults?
Medial and Lateral aspect of the 3rd and 4th fingertips.
Capillary punctures are usually obtained from what site on infants ?
Medial and lateral aspects of the heel.
What veins are in the anticubital area ?
Median, Cubital, Cephalic and Basillic
To earch and feel for a vein with fingertips.
Palpation
Liquid portion of whole blood.
Plasma
Solid portion of whole blood
RBC, WBC, PLT
No additive, serum
Solid Red Top
Name at least 3 things you can do for a patient if they are dizzy in blood draw.
Remove needle, apply pressure, let them lye down, water or juice, cold towel.
Liquid portion of blood without clotting factors is:
Serum
Name 3 types of cleansing agents
soap & water, provodine & Iodine, 70% isopropyl alcohol
To faint
Syncope
Clot activator: serum
Tiger top: SST
What might be in the first drop of blood in a capillary draw that we wipe away?
Tissue fluid, skin cells, alcohol, contaminants
Why do you cleanse a venipuncture site with a circular motion from inside to outside the area?
to remove bacteria and microbes from the area.
Used to restrict blood flow and to distend vein for phlebotomy.
Tourniquet.
What can happen if you pull the plunger of the syringe too hard or too quickly during a draw?
It could collapse or cause hemolysis.
Winged infusion set: butterfly
Used on difficult, elderly or small veins.
Name two techniques used to increase blood flow during capillary collections:
wipe site with gause
