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Components of Blood

Components of the Blood Vid Review

QuestionAnswer
Blood collection tubes have a chemical that prevents what? blood clotting
The lab device that spins blood tubes, forcing the heavy elements to one end, and the lighter ones at the other end? Certrifuge
Once the blood has been centrifuged, a layer forms on the top that composes 55% of the volume of the sample, what is it? Plasma
What substance is 90% of the volume of plasma? Water
What substance is 8% of the volume of plasma? Proteins
What is the function of the blood protein Albumin? Keeps the blood plasma from leaking through the vessel walls
What is the function of antibodies in the plasma ? Defend against pathogens
What is the function of fibrinogen? clotting of the blood
What substances compose 2% of the blood composition? WBC’s and platelets
What make up 45% of the blood composition? Red blood cells
What substance is similar in composition to plasma, but pasma- but w/o fibrinogen and clotting factors? Serum
What term identifies the volume of the red blood cells/total volume of the blood? hematocrit
What term identifies an above average amount of RBCs in the blood? polycythemia
What term identifies a below average amount of RBCs in the blood? anemia
Created by: russcrick
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