Phlebotomy, venipucture and, capillary puncture
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| What is the order of blood draws? | 1. Blood cultures 2.Citrate 3.Serum Seperator Tube 4.Heparin 5.EDTA 6.Oxalate/Sodium Flouride
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| What do you put on a tube after you draw the blood? | pt. name, pt ID or date of birth, date of draw, time of draw, initials
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| What are the 3 veins you take blood from in the arm and in what order should you perfer? | 1.Median Cubital Vein 2.Cephalic Vien 3.Basilic Vein
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| What are 3 blood draw complications? | Fainting, Hematoma, Nausea and Vomiting, Hyperventilation
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| What areas of the body produce blood cells? | Bone marrow, lymph nodes, thymus, and spleen
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| What is the function of blood? | To carry oxygen to body tissues and to remove the waste products(carbon dioxide)
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| How much blood do we have in our bodies? | 6L
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| What are the different types of blood collection methods? | Vacuum tube, butterfly assembly, and Syringe
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| What does Potassium oxalate do? | Binds calcium
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| What does Flouride do? | Inhibits glycolysis
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| What does Sodium citrate do? | Binds calcium
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| What does EDTA do? | Binds calcium
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| What does lithium heparin do? | Inhibits prothrombin to thrombin
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| What does Thrombin do? | Promotes speedy clot formation
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| What does Sodium polyanetholesulfonate do? | Binds calcium
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| what does Ammonium heparin do? | inhibits prothrombin to thrombin
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| If you are right handed what side should your equipment be? | left
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| What is the angle of venipucture? | 15% to 30%
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| What do additives do? | improve the quality of the specimen or accelerate specimen processing
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| What does the gel do? | in centrifuge the gel changes to a liquid and moves up to create a barrier between the blood cells or clot and the liquid portion of the blood.
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| When using a blood pressure cuff what how high do you set it? | slightly below the diastolic pressure
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| what is the gauge of a butterfly needle? | 21 to 23 gauge
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| what are the 9 factors affecting laboratory results? | Blood alcohol, diurnal rhythm, exercse, fasting, hernolysis, heparin, stress, tourniquet on too long, volume.
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| What is diurnal rhythm? | Some specimens must be drawn at timed intervals becuase of medication or diurnal(daily) rhythm. The exact time of collecttion must be noted on the specimen.
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| What is hemolysis? | Destruction of red blood cell membrane and release of intercellular contents into serum/plasma can be caused by not allowing alcohol to air-dry at venipuncture site, using a needle that is too small, ect.
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| What is heparin in factors affecting laboratory results? | Incorrect heparin used that interferes with tests being run on patients.
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| what is the color of blood cultures? | yellow
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| what is the color of citrate? | light blue
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| what is the color of heparin? | green, light green
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| what is the color of serum seperator tube? | red, gold, tiger top
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| what is the color of EDTA | lavender
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| what is the color of oxalate/sodium flouride? | gray
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| What is the order of areas that you may get blood from? | antecubital region, around the arm, back of hand, wrist, foot.
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| what areas of the body do you need to get premission from the physician before you can take blood from that area? | foot and legs
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| What is the usual size of syringes used in venipuncture? | 5 to 10ml
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| When are sixteen gauge needles often used for blood draws? | at the blood bank
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| What is a multidraw needle? | it is a double ended needle that has a rubber sheath over the end that goes into the vacuum tube.
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| What is the process fo clotting? | uncoagulated blood, calcium utilized, prothrombin converts to thrombin, fibrinogen converts to fibrin, clot forms.
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