Phlebotomy Practice Test 2022/2023

Most important step in venipuncture? Patient identification What is PPE? Personal Protective Equipment What is the best way to let a clean site dry? Air dry OSHA requires all phlebotomist to be trained regarding what? Blood borne pathogens and needle saftey All specimens are considered hazardous and infectious so we must use what? Universal and or Standard precautions What organization should be contacted regarding employee safety and unsafe working conditions? OSHA (occupational safety and health administration What does MSDS mean and what is it part of? Material Safety Data Sheet (right to know law) What color tube, and additive is used for CBC, Hct, Hgb, Sed rate? Lavender, EDTA Which tube has no additive? Red What color tube and which additive is used for protime and APTT? Lt. Blue, sodium citrate What is the ratio of blood to additive in a light blue tube? 9 to 1 Which additive is the best choice for an ethanol specimen? Na fluoride What color tube is an ethanol specimen drawn in? Grey In case of a needle stick accident you should? Cleanse the site, get patient information if able, and notify your supervisor What is the purpose of the tourniquet? To find the vein How long can the tourniquet be in place? 1 minute What is the first thing you must do after every finger stick? Wipe away the first drop Why is it necessary to keep the centrifuge lid closed until it comes to a complete stop? It reduced the chance of aerosol and microbial contamination What angle should your slider be when making blood smears? 30 degrees What should you do if a standard size tube collapses the veins? Use a pediatric tube Which cleansers are most common for blood culture site preparation? povidone iodine or 2% chlorhexidine What characteristics do sharps disposal containers have? Spill proof, tamper proof, and puncture resistant. When used for decontamination, the dilution for bleach in water should be what? 10% bleach, 90% water Which point of care test is done to determine a platelet plug formation? Bleeding time (also known as platelet function assay) Where in the wrist area are ABGs done and which artery? Outer aspect of the wrist and from the radial artery Which are the smallest vessels in the body? Capillaries Which are the smallest veins in the body? Venules The respiratory system is responsible for? Breathing and the exchange of oxygen and carbon dioxide Common site cleanser for a venipuncture is? 70% isopropyl alcohol When anticoagulated blood is spun down in the centrifuge, how does it separate? Plasma (top), buffy coal = WBCs & platelets (middle), Red blood cells (bottom) MSDS is part of the? Right to Know Law When you leave the patient's room, make sure that? Everything is returned to where you found it including the bed rails, (up if up, down if down) What is the difference between serum and plasma? Serum= the fluid portion of clotted blood Plasma= fluid portion of unclotted blood which contains all of its clotting factors (fibrinogen) Empathy is? The Validation of a persons feelings QA indicators are what? Measurable factors System that filters, eliminates wastes, regulates water balance is the? Urinary system If a patient has fragile skin or excessive hair, where should the tourniquet be placed? Over their clothing or a piece of coflex/coband When drawing on a burn victim? Look for a site that is the least damaged or scarred for the draw Even if you wear gloves, your hands should be washed when? Before and after specimen collection, toilet use, every time they could become soiled What happens if you squeeze too much during a finger stick/capillary puncture? Errors in the results by diluting with tissue fluid If an I.V is present you much draw blood where? Below the I.V What vein is most likely to be used for an obese patient? The cephalic If swelling occurs or a hematoma begins to form at the venipuncture site you must? Remove the tourniquet and needle and apply pressure The most prevalent work related acquired infection in the laboratory is? Hepatitis B Fibrin strands may be present in serum because? It was centrifuged