BIO 202 Chapter 17Page 8 Coagulation 7 points Blood coagulation is the most

Bio 202 chapter 17page 8 coagulation 7 points blood

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BIO 202 – Chapter 17
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Page 8 Coagulation: ( 7 points ) Blood coagulation is the most effective means of hemostasis. It is very complex and uses clotting factors . Damaged tissues release a chemical called tissue _________ thromboplastin __________ which activates the first in a series of factors leading to the production of__ prothrombin _______ activator. This activator converts inactive ___ prothrombin ____ in the plasma into _____ thrombin ____. This in turn, catalyzes a reaction that converts soluble _____ fibrinogen ______ into netlike ________ fibrin __________ causing the blood cells to catch in the net. Once a blood clot forms, it promotes still more clotting through ___ positive ____ feedback system. Hemostasis Disorders Abnormal Blood Clots: A clot that forms abnormally in a vessel is a ________ thrombus __________. ( 1 point ) If the above clot dislodges, it is a _____ embolus _________. ( 1 point ) What is a coronary thrombosis? (2 points) What is hemophilia? (3 points) Blood Groups and Transfusions: (3 points) BIO 202 – Chapter 17
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Page 9 Blood Types: (3 points)Define antigen and antibody-antigen- Antigens are special proteins that are found on the surface of cells.antibody- Identify the antigens and antibodies found in the following blood types. (8 points)Table 17.4 in the textbook will help you with this question. Blood Type Antigen Antibody A A Anti-B B B Anti-A AB A and B None O None Anti-A and Anti-B RH Blood Types ( 3 points ) The Rh factor was named after the _____ rhesus _____ monkey. If the Rh factor surface protein is present on red blood cells, the blood is Rh _____ positive _____; if not, it is Rh _______ negative ________. Describe the cause and treatment of erythroblastosis fetalis- be specific ( 5 points ) BIO 202 – Chapter 17
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