Question | Answer |
Know the role of a MA in phlebotomy | high quality care to pts by acting professionally |
what is the primary source for the production of blood cells | bone marrow |
know the functions of blood | carry oxygen to the tissues and remove carbon dioxide |
how any liters of blood are in the body | 6 liters |
know the process of a blood clot | converts fibrinogen to fibrin |
what blood cell is responsible for transporting oxygen and carbon dioxide | red blood cells/erythrocyte |
where can I find the buffy coat | between plasma and the red blood cells in uncoagulated blood |
why does OSHA require safety needles | safety for the phlebotomist |
if a blood sample can not be obtained what can I do | rotate the needle and advance further |
know the appropriate action when palpating a vein | gently with finger tips |
what are additives used for | anticoagulant, preservative, or clot activator |
how can I identify which anticoagulant is in them | tube color |
what is an advantage of a soft rubber tourniquet | inexpensive to replace |
when using a BP cuff, the cuff should be maintained at what pressure | slightly below diastolic pressure (about 40mm/Hg) |
what is the one thing all phlebotomy trays have placed on them | biohazard symbol |
what is the very first step of a successful venipuncture | identify the pt |
what information must be written on a specimen label | pt name, dob, id number, date, time of collection, MA initials |
know the order when picking an available vein site | antecubital region, , back of the hand, back of the wrist, foot or ankle |
know the correct way to apply a tourniquet | 3 to 5 inches above site |
what gauge of needles are most commonly used in venipuncture | 20,21,22 |
why would we use a syringe in venipuncture | small volumes of blood from fragile, thin or rolling veins |
what would you call the blood collecting that can use a syringe or vacutainer | |
know the correct order of draw | yellow, light blue, red, green, lavender, gray, dark blue |
know the proper steps for quality assurance | labeling, requisition, no needles attached, appropriate additive, at least 75% full, free of clots, no hemolysis, don't combine tubes, don't mix tubes with different additives, mix tubes gently |
know the factors that can effect laboratory values | blood alcohol, diurnal rhythm, exercise, fasting, hemolysis, heparin, stress, tourniquet on too long, volume |
this is a mixture of blood and cellular fiber found in the first drop of capillary puncture | interstitial fluid |
the primary site for an adult capillary puncture | finger tip |
primary site for infant capillary puncture | heel |
causes of hemolysis | alcohol |
appropriate action when collecting capillary sample | wipe away the first drop |
correct sequence that occurs during clotting | uncoagulated blood, calcium utilized, prothrombin converts to thrombin, fibrinogen converts to fibrin, clot forms |
appropriate action when ma is unsuccessful with venipuncture | rotate the needle and advance further, try another tube, after two attempts ask another ma, then notify provider if both are unsuccessful |
if a pt is on gingko biloba, aspirin or coumadin, what should you do | hold pressure at site for longer |
which vein is used the majority of time for venipuncture | median cubital vein |
know all the arteries of the arm | brachial, ulnar, radial |
toxicology | dark blue |
chemistry | red |
coagulation | light blue |
glucose | light gray |
CBC/hematology | lavender |