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Hemostasis Research Paper

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Hemostasis Research Paper
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Abstract

This essay examines hemostasis and the mechanisms that allow the human organism to achieve hemostasis. It also outlines blood typing and adverse reactions that can occur between fetal and maternal tissue.

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The lesson plan from this week is about blood. Blood has several life enabling functions, such as its ability to stop bleeding in circumstances of a broken blood vessel. One may not think of blood as being delicate, but upon further examination the introduction of different blood types can be and is life threatening. This can also be a problem for expecting mothers and fetus. Hemostasis can be defined as the stoppage of bleeding. Therefore, when you cut yourself and the bleeding naturally stops itself hemostasis has occurred. That being said, there are three primary mechanisms the human
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Interestingly enough everyone’s blood is not the same and consists of different antigens. Because of this, it is vital that a person receiving a blood transfusion receives the correct blood type. The results of receiving the incorrect blood type can be fatal. In fact, prior to our understanding of blood typing several people died from blood transfusions at such an alarming rate that blood transfusions were banned in many countries. There are two main groups of blood typing. The first is the ABO group consisting of the four main blood types which are defined by A, B, AB, and O. The second group is the Rh group which contains two types, Rh positive and Rh negative. Because of antigens and antibodies it is important that the recipient blood and donor blood have testing done to be sure that they match. The result of an improper match during a transfusion is called agglutination which means the red blood cells clump together causing an adverse reaction (Shier,

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