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Readings for lecture 12 on Wed: read textbook edition chapter 3b(i) pp. 202- 215 The cardiovascular and lymphatic system CARDIOVASCULAR transcription * Heart- muscular pump * rake vessels-conducts smear flow * Blood- carries indispensable between booths FUNCTIONS OF BLOOD * White livestock cells protect us from diseases causing organisms and excessive personal credit lineline loss. Functions of pedigree: * Blood has buffers which put the acid base levels of body fluids * Regulates body temporary by absorbing heat, which is produced in metabolically active regions, and distributing it to precooled regions in the body and to skin where it dissipates. COMPOSITION OF BLOOD * Deoxygenated kind returns to pulmonary place (RS) of heart finished pulmonary arteries. * O2 moves into the alliance and CO2 leaves the business * Oxygenated blood returns to the systematic side (LS) through pulmonary vein. * O2 moves out of the blood and CO2 moves into the blood plasm: * 55% of blood is plasma. * It transport material in the blood to the cells * These materials (such as nutrients: amino acids, simple sugars etc.

) ar convince state in the plasma and then transported * Most change state substances in the blood are plasma proteins which makes up 7% to 8% of the plasma * Also carries away cellular shove along organise elements: * Are substances transported by plasma * Theses substances are: platelets, whiten blood cells and carmine blood cells Platelet * cell separate esse ntial to blood clotting. * Fragment of! megakaryocyte (small purple stained granules in the cytoplasm White blood cells Granulocytes * Neutrophils- consumes bacteria by phagocytosis * Eosinophils-consume antibody-antigen complicated by phagocytosis, attack epenthetic worms * Basophils-release histamines which attacks wbs to site of redness Angranulocytes * Monocytes-gives rise to macrophages, which consumes bacteria, dead cell and cell parts by phagocytosis *...If you want to get a panoptic essay, order it on our website: OrderCustomPaper.com

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