Phlebotomy in Coagulation Exam Questions Answered Correctly Latest update 2024 (Already Passed)

Phlebotomy in Coagulation Exam Questions Answered Correctly Latest update 2024 (Already Passed) aggregation - Answers The clumping together of platelets anticoagulation - Answers a chemical agent which prevents or delays blood from clotting Coagulation - Answers Process of blood clotting. Takes 20 mins Fibrin clot - Answers Fine, mesh-like network that traps formed elements together Hemostasis - Answers Action of stopping or clotting bleeding Hemolysis - Answers The destruction of RBC (wrong size needle, alcohol) How many times do you need to invert Light blue top tube? - Answers 3-4 times Phagocytic - Answers A cell that ingests foreign substances or other particles such as old cells platlete plug - Answers Clot caused by the clumping together of platelets (internal cork) Thromboplastin - Answers The substance secreted by platelets when tissue has been injured. Necessary for blood to clot What type of tube draws serum? - Answers Red/gold/tiger What type of tube draws plasma? - Answers In tube with anticoagulant Plasma - Answers - Liquid portion of un-coagulated blood - Formed elements will be at the bottom of the tube - Fibrinogen has NOT been activated because of anticoagulant - Plasma will be resting on top of formed elements Serum - Answers -Serum is the liquid portion of clotted blood - Fibrinogen is activated causing "Fibrin clot" to trap all formed elements (20 mins) - Once centrifuged elements cannot escape causing the liquid portion to become serum What substances are carried in Plasma and Serum? - Answers Plasma proteins Gases Hormones Fats Carbs Proteins Electrolytes What are the types of Plasma Proteins (specialized proteins) and what do they do? - Answers - Albumin: Acts as a blood thickener - Globulin: Used by the immune system for the production of antibodies - Fibrinogen: Clotting protein (inactivated form) formed in the liver. When Fibrinogen is activated it becomes Fibrin. Hemostasis - Answers Stopping or control of bleeding Stages of Hemostasis - Answers 1. Vasoconstriction 2. Platelet aggrigation 3. Coagulation cascade Vasoconstriction - Answers Decrease in the size of the blood vessel (lumen) due to stress, injury, to slow sown flow of blood Platelet Aggrigation - Answers Platelet thromboplastin is released causing platelets congeal and stick together forming a "platelet plug" in an attempt to stop bleeding Factor 3 - Answers becomes activated when platelet aggrigation alone cannot control bleeding on its own. Activation of coagulation cascade Primary Hemostasis - Answers 1. Vasoconstriction 2. Platelet aggrigation 3. Coagulation cascade Secondary Hemostasis - Answers 1. Fibrin Clot 2. Scab removal - plasmin - FDP What protein is embedded in clot for scab to be removed - Answers Plasmin plasmin - Answers Which is Fibrinolytic and will break down the fibrin clot over time