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Published byMavis Armstrong Modified over 8 years ago
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Will Kleinelp Associate Professor Department of Biology
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8% body weight 5 liters 3 L plasma: 2L PCV Crimson - scarlet in color pH 7.35 - 7.45 Hc 48 - 54% Hb 11-16 grams/100cc Fahraeus-Lindqvist Rouleaux Formation SG = 1.030-1.060 Voolume varies with age, exercise and gender General Characteristics
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Synthesis Formed in Myeloid Tissue - Red Bone Marrow sternum ribs vertebrae iliac crest proximal epiphyses of long bones diploe of skull
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Blood Plasma Composition Water 90% by volume absorbs heat Solutes Plasma Proteins 8% by weight all contribute to osmotic pressure Albumin 60% of plasma proteins produced in liver main contributor to osmotic pressure Globulins 36% of plasma proteins alpha and beta produced in liver proteins that bnd to lipids, metal ions and fat-soluble vitamins gamma - antobodies released by plasma cells during immune response Fibrinogen 4% of plasma proteins produced in liver forms fibrin threads during clotting Nonprotein nitorgenous wastes by-products of cell metabolism eg urea, uric acid, creatinine and ammonium salts Nutrients - Organic Materials absorbed via digestion Electrolytes Respiratory gases Hormones
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Genesis of Blood Cells - Hematopoiesis
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Erythrocytes Red Blood Cells biconcave anucleate 7-8µm in diameter 4-6 million mm generation time - 15 days life span ~ 120 days transport oxygen and carbon dioxide 3
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Erythrocytes - General Functions formation from hematocytoblast in red marrow negative feedback regulation with erythropoietin recycled via liver Surface markers (antigens) ABO Group Agglutinogens
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Leukocytes Granulocytes Neutrophils Eosinophils Basophils Agranulocytes Lymphocytes Hemocytoblasts Myeloblasts Lymphoblasts Monoblasts Agranulocytes Monocytes
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Neutrophils 60% WBC count Polymorphonucelocytes (PMN’s) phagocytic generally first to reach site of injuries 3 - 5 lobed nucleus
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Neutrophils
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Eosinophils 4-6% WBC count bi-lobed nucleus usually stains red-red/orange releases peroxidases responds to allergens
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Eosinophils
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Basophils <1% WBC count C - S shaped nucleus releases histamine seratonin heparin
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Basophils
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25-28% WBC count almost all nucleus small, medium and large largest ≤ size of RBC use RBC for comparison active in ummunological responses
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Lymphocyte
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Monocytes 2-4% WBC count almost all nucleus nucleus usually has indentation largest of WBC also called macrophages
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Monocyte
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Thrombocytes also known as platelets develop from hemocytoblast fragments of larger megakaryoblast instrumental in hemostasis and blood clotting
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Thrombocytes
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Blood Typing - ABO
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AB Rh Obtain 4 plates - one for each individual and 8 toothpicks Blood Typing Wet Lab
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AB Rh For each plate place three drops of Synthetic blood in each well Blood Typing Wet Lab
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AB Rh Next obtain the Anti-A, Anti-B and Anti-D Sera Blood Typing Wet Lab
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AB Rh Mix 3 drops of serum with appropriate blood type using different end of toothoick Blood Typing Wet Lab
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AB Rh Blood Typing Evaluation rotate for about 30 secs O type Rh -
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AB Rh Blood Typing Evaluation rotate for about 30 secs O type Rh +
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AB Rh Blood Typing Evaluation rotate for about 30 secs A type Rh -
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AB Rh Blood Typing Evaluation rotate for about 30 secs A type Rh +
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AB Rh Blood Typing Evaluation rotate for about 30 secs B type Rh -
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AB Rh Blood Typing Evaluation rotate for about 30 secs B type Rh +
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AB Rh Blood Typing Evaluation rotate for about 30 secs AB type Rh -
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AB Rh Blood Typing Evaluation rotate for about 30 secs AB type Rh +
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