AMCA Phlebotomy Exam Questions and Answers

PPE stands for? - Answer- Personal Protective Equipment How do you remove PPE equipment? - Answer- 1st - Gloves 2nd - Gown 3rd - Shield Most common complication in Phlebotomy - Answer- Hematoma What is the normal life span of RBC's - Answer- is 120 days Three major veins are located - Answer- in the antecubital fossa The three major veins are? - Answer- Median cubital vein Cephalic vein Basilic vein Basal state is - Answer- When the patient has fasted and not excersiced in 12 hours What is the order of Draw? - Answer- 1. Yellow, sterile 2. Light Blue 3. Red 4. Gold BD hemogard closure or red-gray 5. Green 6. Lavender 7. Gray What are the three blood specimens? - Answer- Whole Blood, Serum, and Plasma What is Whole blood used for? - Answer- most hematology tests, including blood type and cell counts, and to determine certain hormones and metals. It is collected and mixed with anticoagulant so that it will not clot. What is Serum? - Answer- the fluid portion that remains after clotting. The serum is separated from coagulated blood that is centrifuged. What is Serum used for? - Answer- many lab tests, including most chemistry and immunology tests. Unlike plasma, serum does not contain fibrinogen or some other clotting factors and cannot be used for coagulation studies. What is plasma? - Answer- Plasma is the fluid portion of blood, including fibrinogen and other clotting factors. How is Plasma collected? - Answer- By collecting whole blood in a tube containing an anticoagulant and then centrifuging. What is plasma used for? - Answer- Used for coagulation studies. Used also for STAT chem tests when there is no time to wait for clotting to occur before centrifuging. What does an anticoagulant additive do? - Answer- prevent clotting What does a clot activator additive do? - Answer- promote clotting What does a thixotropic gel additive do? - Answer- separates blood components What do preservatives and inhibitors of various cellular reaction additives do? - Answer- maintain the integrity of the specimen How many inversions are needed for most tubes? - Answer- 5-8 times With STAT tests, a rapid-acting clot activator that can be used is called - Answer- Thrombin