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ID:40486839
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时间:2019-08-03
《2015年职称英语卫生B真题及答案汇总》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、2015年全国职称英语等级考试试卷卫生类B级第一部分词汇选项缺第二部分阅读判断缺第三部分概括大意EbolaOutbreak1YouarelikelyawarethatseveralcountriesinWestAfricaarebattlinganEbolaoutbreak.Ebolaisadangerousandoftenlethalviralinfection.Scientistsbelievethathumanscontractedthevirusbyeatingthemeatofrareanimals.Itisnow
2、believedthatbatsaretheprimarycarriesofthevirus.2Todate,thereareonlythreemajorcountriesinWestAfricaexperiencingamajoroutbreak:SierraLeone,LiberiaandGuinea.However,othercountriessuchasNigeriahavereportedconfirmedcasesofEbolawithintheirborders. 3Unlessyourecentlyvisit
3、edoneofthethreeaffectedWestcountriesyouriskofcontractingthevirusisvirtuallyzero.UnlikeotherrecentairbornevirusoutbreakslikeSARS,theEbolaviruscanonlybespreadthroughdirectcontactwithaninfectedperson.Specifically,Ebolaisspreadthroughcontactwithbodyfluids.Though,thevir
4、usistransmittable,onlyaninfectedpersonexhibitingsymptomsiscommunicable. 4ThesignsandsymptomsofEbolaarenon-specificandpatientstypicallyexhibitthemafteraweekofcontractingthevirus.Symptomsmayappearasearlyastwodaysoraslateasthreeweeksafterinitialinfection.Symptomsinclu
5、dedisgust,weaknessandstomachpain.Moreuncommonsymptomsincludechestpain,bleedingandsorethroat.5Ebolaisdevastatingbecauseofitsabilitytoattackandreplicateineveryorganofthebody.Thiscausesanoverstimulationofthebody’sinflammatoryresponse,causingtheflu-likesymptoms.Theviru
6、salsocausesbleedingandimpairsthebody'snormalclottingmechanism(凝血机制),makingbleedingevenmoresevere.Lossofbloodvolumeanddecreasedorganperfusion(器官灌注)ultimatelyleadtoorganfailureanddeath.6Thecurrentoutbreakisthedeadliestviraloutbreakinover35years.Whilediseasessuchasthe
7、malaria(疟疾)arefarmorecommunicable,Ebolaisoneoftheworld’smostfatalviralinfections.Ebola'sfatalityrateexceedsthatofSARS.23.paragraph2___D____24.paragraph3___A____25.paragraph4___C____26.paragraph5___E____A.AmIatriskofcontractingthevirus?B.isthecurrentoutbreakthedeadl
8、iest?C.Howdoknowifhavecontractedthevirus?D.Whatareasarecurrentlyaffected?E.WhatexactlydoesEboladotothebody?F.WhatcausedtheEbolaoutbreak?27.Theini
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