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BIO26 Chapter 10

BIO26 Chapter 10 - Chapter 10 Blood and Circulation 1 The...

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Chapter 10. Blood and Circulation 1. The plasma is the liquid portion of the blood. a. Hematocrit, process which reveals the proportion of the packed red blood cells to the total volume of the blood sample. b. Blood clots. c. Serum is the liquid portion of the blood clots. d. The plasma contains plasma proteins which are mostly albumen, but also includes alpha globulins, beta globulins and gamma globulins. i. Albumen contributes most to the osmotic pressure of the plasma, maintain blood volume. 2. Red blood cells/ erythrocytes biconcave discs that transport oxygen from lungs throughout the money.` a. Hemogoblin. A red-iron containing pigment that binds oxygen in the lungs and releases some of it as the blood goes through the different organs. b. The production of red blood cells is called. Erythropoiesis. i. Occurs in the bone marrow or the myeloid tissue. ii. A hormone secreted by the kidney, erythropoietin is responsible for the production of red blood cells. 3. White blood cells, leukocytes. a. Granular.. neutrophils, eosinophils, basophils b. Nongranular/agranular. Lymphocytes, monocytes. c. Produced in the bone marrows like red blood cells. d. Neutrophils most common white blood cells., lymphocites (Immunity functions) e. Defending the body againest infectious diseases and foreign damages.
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4. Platelets, fragments of cells, in the bone marrow. Needed for blood clotting. i. *Platelet plug, reinforced by fibrin (derived from fibrinogen, converted in the process of thrombin 1. Type O universal donor. Does not clump with either antibody 2. Type AB universal receipient, universal receipient , doesn’t have any antibodies in the plasma. 5. Blood Circulation. a. Two atria receive blood from veins and two ventricles pump blood away from heart i. Veins are vessels that carry blood to the heart ii. Arteries carry blood away from heart. b. Atrioventricular valves separate the two atria from the two ventricles.
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BIO26 Chapter 10 - Chapter 10 Blood and Circulation 1 The...

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