HLTB21H3 Study Guide - Final Guide: Schistosomiasis, Schistosoma, Optical Microscope
8 Dec 2011
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Document Summary
The 6 plagues of antiquity: diseases of antiquity - 5000 bc to ad 700, characterized by parasites with long lived transmission stages. Army during the invasion of egypt (1799-1801: worm distomurn (two months, schistosomiasis = arithmetic disease, severity of symptoms depends on the # of worms present, generally associated with agriculture, military problem. Stages: microscopic eggs, adult worms, enter body and resides in blood vessels, 1799-1801 europeans invaded egypt, snail fever is still present today, certain environment encouraged the spread. Diagnosis: examination of stool and urine, light microscope is used to find eggs. Presently, schistosomiasis has not been eliminated: 200 million people infected, more than 1 million deaths annually. 43 countries in africa: haematobium or s, mansoni. Antonine plague: buboes -> lesions found in the groin and armpit area, characteristics of buboes weren"t found, plague demoralized citizenry, indirectly helped the defeat by apart, complete by 404 bc.
