what is the difference between hematocrit and rbc?
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Hemoglobin is the iron-based molecule type that gives blood its red color and ferries oxygen to the rest of the body. Hemoglobin is a protein in red blood cells and hematocrit is a measurement of the amount of red blood cells as related to total blood cell count.
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An erythrocytosis is the consequence of too many red cells; this results in hemoglobin levels above normal. The hematocrit measures the volume of red blood cells compared to the total blood volume (red blood cells and plasma). The normal hematocrit for men is 40 to 54%; for women it is 36 to 48%.
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['Complete blood count (CBC). A CBC is used to count the number of blood cells in a sample of your blood. ... ', 'A test to determine the size and shape of your red blood cells.']
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The biggest difference between human blood cells and frog blood cells is that the red blood cells in the frog have a nucleus as seen by the purple pigment, whereas the human blood cells don't have a nucleus.
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Microhematocrit method is a gold standard method for hematocrit determination but it associates many problems that may lead to inaccurate and imprecise measurements. Spun hematocrit is 1% to 3% higher than the hematocrit from automated instrument due to plasma that is trapped in erythrocytes.
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A red cell donation feels much the same as a whole blood donation but uses a smaller needle. A small amount of blood is drawn into a sterile bag and then spun in a centrifuge to separate your red cells from other blood components. ... Yes, but with automated red cell donation you can donate two units with each visit!
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The principal function of platelets is to prevent bleeding. Red blood cells are the most numerous blood cell, about 5,000,000 per microliter. Red blood cells make up about 40% of our total blood volume, a measure called the hematocrit.
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Human red blood cells (RBC), after differentiating from erythroblasts in the bone marrow, are released into the blood and survive in the circulation for approximately 115 days.
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The Red blood cells are also called erythrocytes. RBCs store the haemoglobin, which is a respiratory pigment that binds to oxygen or carbon dioxide molecules. This helps in the transportation of the oxygen to different tissues and organs of the human body.
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Anemia and macrocytosis increase the ESR. In anemia, with the hematocrit reduced, the velocity of the upward flow of plasma is altered so that red blood cell aggregates fall faster. Macrocytic red cells with a smaller surface-to-volume ratio also settle more rapidly.
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Hemoglobin is basically an Oxygen carrying compound. Carrying it inside red blood cells enables it to compartmentalize oxygen delivery, and be able to release it to tissues under the right conditions. Being inside the RBC ensures that the pH and ionic milleu is optimum for this function.
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red blood cell Red blood cells contain a protein called hemoglobin, which carries oxygen from the lungs to all parts of the body. Checking the number of red blood cells in the blood is usually part of a complete blood cell (CBC) test.
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Low hemoglobin is called anemia. When there is a low hemoglobin level, there is often a low red blood cell count and a low hematocrit, too.
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A red blood cell count that's higher than normal (erythrocytosis), or high hemoglobin or hematocrit levels, could point to an underlying medical condition, such as polycythemia vera or heart disease. White blood cell count.
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PROCRIT® is a man–made form of erythropoietin (EPO). PROCRIT® works like EPO — it causes your bone marrow to make more red blood cells. This, in turn, raises your level of hemoglobin, a protein found in red blood cells that carries oxygen to all parts of the body.
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When there's more viscous in the blood , the greater the resistance it encounters and the higher blood pressure. (Increased hematocrit increases blood viscosity and there for increases resistance to flow.)
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The first difference is in the red blood cell count (labeled RBC). In iron deficiency, this value is low because the bone marrow is unable to manufacture red blood cells. In thalassemia trait, RBC is normal to elevated.