Phlebotomy is the act of drawing or removing blood from the circulatory system through a cut (incision) or puncture in order to obtain a sample for analysis and diagnosis. Phlebotomy is also done as part of the patient ’s treatment for certain blood disorders. There are times when drawing blood is the only way a doctor can diagnosis and treat a patients illness. Phlebotomists draw blood from your vein with the order from your physician to find out exact blood levels so that he or she is able to
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BIO 236 AP II Chapter 14 Blood 1. Define the following word parts. agglutin- to glue together leuko-white bil- bile -osis abnormal condition embol- stopper -poie make‚produce erythr- red -stasis halt‚ make stand Hema- or Hemo-blood thromb- clot 2. What is the function of blood? Transport nutrients‚oxygen
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How are SAHs graded? based upon the initial neurologic examination and the appearance of blood on the initial head CT. The 2 clinical scales most often employed are the Hunt and Hess and the World Federation of Neurological Surgeons (WFNS) grading systems. A third‚ the Fischer scale‚ classifies subarachnoid hemorrhage (SAH) based on computed tomography (CT) scan appearance and quantification of subarachnoid blood. 7.What kinds of aneurysms cause SAH? Cerebral aneurysm (ruptured aneurysm) 8.What is
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1. Blood type “O” is very important for the people that are in need for extra blood. Say if someone got into an accident and lost extremely amount of blood‚ the surgeons will have to use type “O” blood to give them the amount of blood needed. It can be transfused to a patient with any blood type. Blood banks being low on type “O” is a huge problem in today’s society; without type “O” blood injured people wouldn’t be able to make it. Blood donors are encouraged to donate blood to hospitals and different
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Social System Course Guide‚ 1993). Homeostasis refers to the body ’s ability to keep the internal chemical and physical environments constant. As your body begins to react to stress several changes occur. These changes include increased heart rate‚ blood pressure and secretion of stimulatory hormones. Ones body prepares itself in stressful situations to either stand ground and fight or to flee from the situation. Walter Cannon called this stressful reaction the fight-or-flight response (Greenberg‚
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There are twenty-four different blood types known. The most common blood types known are A‚ B‚ AB‚ and O. The knowledge of blood types has saved so many people’s lives. Blood types are also called blood groups. Blood types are inherited‚ and they never change. Everybody has a blood type. All human blood looks alike‚ but once tested it shows the differences between the blood. The letters A‚ B‚ AB‚ and O stand for two antigens labeled A and B. Antigens are substances targeted by the immune system
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about the circulatory system and the blood that runs through it‚ the use of blood transfusions have steadily declined. As a result transfusion alternatives have steadily increased. Through out this progression of knowledge such debates have come up‚ such as religious and ethical questions regarding transfusions of blood and blood fractions. There are also arguments regarding whose choice it should be to refuse a medical treatment‚ much less the transfusion of blood. At times some doctors will not go
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seconds‚ someone is in desperate need of blood. So I’ll like too speak something regarding blood donation… We all need blood to survive‚ but for sick children‚ accident victims and cancer patients just to name a few – a shortage of donated blood means the difference between life and death. Today we have bio technologically engineered human organ that can be transplanted at time of need. But there is no substitute for blood. Blood donors are the only source of blood for these sick children‚ accident victims
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Hormones can react to increase blood pressure when it becomes low‚ the sympathetic division of the autonomic nervous system uses several ways to temporarily increase blood pressure when it has dropped for example during the fight or flight response. During the response‚ the sympathetic division is needed to stimulate the adrenal glands to release the hormones epinephrine and norepineprine which stimulate the heart to beat faster and for blood to flow more forcefully‚ this effect makes most of the
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contains blood. It is the life force that allows the body to function properly. It is a specialized fluid that is pumped by the heart and circulated through the body via a system of arteries and veins. It is an essential component of the body and without it we would not be able to survive. This paper discusses the anatomy and physiology of blood in a brief review. Anatomy and Physiology of Blood The blood is made up of four main components. These are plasma‚ red blood cells‚ white blood cells
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