Once a blood clot forms, it promotes still more clotting through ___positive_ feedback system.
Abnormal Blood Clots: A clot that forms abnormally in a vessel is a _thrombus___________. If the above clot dislodges, it is a _____embolus______. What is a coronary thrombosis? A blockage of the flow of blood to the heart, that is caused by a blood clot in a coronary artery. What is hemophilia? Hereditary diseases characterized by one factor or another. Blood Groups and Transfusions: After mixed success with transfusions, scientists determined that blood was of different types and only certain combinations were compatible. Clumping of red blood cells following transfusion is called ___agglutination____________. This clumping is due to the interaction of proteins on the surfaces of red blood cells called _antigens__________ with certain proteins called ____antibodies_______ carried in the plasma. Blood Types: Define antigen and antibody- antigen- large molecule bind to antibody or immune cell antibody- a protein that reacts against foreign cells Identify the antigens and antibodies found in the following blood types. Blood Type Antigen Antibody A A B B B A AB AB Neither O Neither A and B RH Blood Types 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______________.
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- Fall '16
- Anatomy, red blood cells