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急性弥漫性腹膜炎的临床表现有
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急性弥漫性腹膜炎的临床表现
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WhilemuchoftheattentiononfightingAIDSandotherdiseasesinpoor countrieshasfocusedonaccesstoaffordabledrugsconcernisnowshiftingto thequestionofwhoexactlywilldeliverthem.Unfortunatelythereisa severeshortageofdoctorsnursesandotherhealth-careworkersinthese countries.Accordingtoareportpublishedinthisweek’sLancetbytheJoint LearningInitiativeJLIaninternationalconsortiumofacademiccentresand developmentagenciessub-SaharanAfricahasonlyone-tenththenumberOfnurses anddoctorsperheadofpopulationthatEuropedoesthoughitshealth-care problemsarefarmompressing.47Thereasonsforthisaretw07foldand wellknown—notenoughhealth-careworkersaretrainedinthefastplaceandtoo manyofthosewhoaretrainedthenleaveforbetter-paidjobsintherichworld. Whatthereportdoesistoputsomenumbersontheseproblems. Amere5000doctorsitfindsgraduateinAfricaeachyearathirdof thenumberthatgraduateinAmerica.Only50of600doctorsminedinZambiain recentyearsarestillinthecountry.TherearemoreMalawiandoctorsin ManchesterthanMalawi.48Andmanyrichcountriesexacerbatetheproblem byrecruitingfrompooronestohelpdealwiththeirown shortages.Toovercomeallthis.theJLIreckonsthatthe worldneeds4mmorehealth-careworkersofwhomlmarerequiredinsub-Saharan Africaalone.Thequestionis.whowillpayforthemThereportfloatssome ideas.49Itrecommendsthatroughly$400mor4%oftheoverseasaid currentlyspentonhealth-beearmarkedtohelpbuildupthehealth-care workforceinpoorcountries.50Butitalsosuggeststhatbetterusebe madeofexistingresourcesforexamplebyemployinglocalvolunteersrather thanhighlytraineddoctorsformany.routinematters.AsLincolnChenof HarvardUniversityoneofthereport’sauthorspointsoutafewcountries suchasBrazil.ThailandandIran.havetakenstepsintherightdirection. Othersneedtofollowtheirlead.
急性胰腺炎治疗时下列属抑制胰酶活性的药物是
WhilemuchoftheattentiononfightingAIDSandotherdiseasesinpoor countrieshasfocusedonaccesstoaffordabledrugsconcernisnowshiftingto thequestionofwhoexactlywilldeliverthem.Unfortunatelythereisa severeshortageofdoctorsnursesandotherhealth-careworkersinthese countries.Accordingtoareportpublishedinthisweek’sLancetbytheJoint LearningInitiativeJLIaninternationalconsortiumofacademiccentresand developmentagenciessub-SaharanAfricahasonlyone-tenththenumberOfnurses anddoctorsperheadofpopulationthatEuropedoesthoughitshealth-care problemsarefarmompressing.47Thereasonsforthisaretw07foldand wellknown—notenoughhealth-careworkersaretrainedinthefastplaceandtoo manyofthosewhoaretrainedthenleaveforbetter-paidjobsintherichworld. Whatthereportdoesistoputsomenumbersontheseproblems. Amere5000doctorsitfindsgraduateinAfricaeachyearathirdof thenumberthatgraduateinAmerica.Only50of600doctorsminedinZambiain recentyearsarestillinthecountry.TherearemoreMalawiandoctorsin ManchesterthanMalawi.48Andmanyrichcountriesexacerbatetheproblem byrecruitingfrompooronestohelpdealwiththeirown shortages.Toovercomeallthis.theJLIreckonsthatthe worldneeds4mmorehealth-careworkersofwhomlmarerequiredinsub-Saharan Africaalone.Thequestionis.whowillpayforthemThereportfloatssome ideas.49Itrecommendsthatroughly$400mor4%oftheoverseasaid currentlyspentonhealth-beearmarkedtohelpbuildupthehealth-care workforceinpoorcountries.50Butitalsosuggeststhatbetterusebe madeofexistingresourcesforexamplebyemployinglocalvolunteersrather thanhighlytraineddoctorsformany.routinematters.AsLincolnChenof HarvardUniversityoneofthereport’sauthorspointsoutafewcountries suchasBrazil.ThailandandIran.havetakenstepsintherightdirection. Othersneedtofollowtheirlead.
WhilemuchoftheattentiononfightingAIDSandotherdiseasesinpoor countrieshasfocusedonaccesstoaffordabledrugsconcernisnowshiftingto thequestionofwhoexactlywilldeliverthem.Unfortunatelythereisa severeshortageofdoctorsnursesandotherhealth-careworkersinthese countries.Accordingtoareportpublishedinthisweek’sLancetbytheJoint LearningInitiativeJLIaninternationalconsortiumofacademiccentresand developmentagenciessub-SaharanAfricahasonlyone-tenththenumberOfnurses anddoctorsperheadofpopulationthatEuropedoesthoughitshealth-care problemsarefarmompressing.47Thereasonsforthisaretw07foldand wellknown—notenoughhealth-careworkersaretrainedinthefastplaceandtoo manyofthosewhoaretrainedthenleaveforbetter-paidjobsintherichworld. Whatthereportdoesistoputsomenumbersontheseproblems. Amere5000doctorsitfindsgraduateinAfricaeachyearathirdof thenumberthatgraduateinAmerica.Only50of600doctorsminedinZambiain recentyearsarestillinthecountry.TherearemoreMalawiandoctorsin ManchesterthanMalawi.48Andmanyrichcountriesexacerbatetheproblem byrecruitingfrompooronestohelpdealwiththeirown shortages.Toovercomeallthis.theJLIreckonsthatthe worldneeds4mmorehealth-careworkersofwhomlmarerequiredinsub-Saharan Africaalone.Thequestionis.whowillpayforthemThereportfloatssome ideas.49Itrecommendsthatroughly$400mor4%oftheoverseasaid currentlyspentonhealth-beearmarkedtohelpbuildupthehealth-care workforceinpoorcountries.50Butitalsosuggeststhatbetterusebe madeofexistingresourcesforexamplebyemployinglocalvolunteersrather thanhighlytraineddoctorsformany.routinematters.AsLincolnChenof HarvardUniversityoneofthereport’sauthorspointsoutafewcountries suchasBrazil.ThailandandIran.havetakenstepsintherightdirection. Othersneedtofollowtheirlead.
男性40岁近1年多来反复上腹部不适胀痛伴嗳气无反酸查体发现上腹轻压痛胃镜示胃粘膜充血色泽较红有水肿呈红白相间以红为主有白色渗出物偶见出Jfl=L点和少量糜烂最可能的诊断是
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经脱羧基作用后生成r氨基丁酸的是
消化性溃疡慢性穿孔的最常见部位是
急性失血性贫血患者当丢失血容量至少达多少时即可有贫血表现
以下哪项疾病一般不会引起全血细胞减少
Crohn病与肠结核最重要的鉴别在于
心内膜下心肌梗死的特点是
Directions: StudythepictureabovecarefullyandwriteanessayentitledOntheEssentialResponsibilityoftheProfessor.Intheessayyoushould1describethepictures;2interprettheirmeaning;3giveyouropinionaboutthephenomenon. Youshouldwriteabout200wordsneatlyonANSWERSHEET2.
胃的容受性舒张是通过下列哪一途径实现的
MTx可抑制核苷酸代谢中的环节是
下列关于代谢性酸中毒的叙述哪项是错误的
病毒性肝炎病变中属于渗出病变的是
刺激生长素分泌的代谢因素中作用最强的是
判断PPD试验的结果是依据
属于液化性坏死的是
甲状腺功能亢进症患者在用丙基硫氧嘧啶治疗的过程中出现甲状腺较治疗前增大突眼明显此时选择下列何种药物治疗最合适
下列哪种毒物中毒可使口唇粘膜呈樱桃红色
以下对支气管扩张症最有诊断意义的是
在血浆中主要结合运输磺胺类药物的蛋白质是
肝中富含的LDH同工酶是
[A]Thenextlogicalstepistoautomatethephysicalprocessofcutting thediamondandDrHoldenseemstohavefoundtheidealpartner.Heistalking toCalibratedDiamonds.acompanybasedinJohannesburgSouthAfrica.about combininghisoptimisationtechniqueswithanadvancedlaser-cuttingsystem. Traditionallydiamondsarecutandpolishedusingotherdiamonds.Butmrecent yearslasershavebeenintroducedtomakeroughcutsandmcarryout brutingthebevellingprocessusedtogivediamondstheir characteristicsharp-edgedshapes.JohnBond.thefounderofCalibrated Diamondssayshislaser-cuttingmethodcanmakemuchmoreprecisecutsandcan evenpolishdiamondsthoughheisreluctanttoexplainhowitworks.He believesthatcombininghislaser-cuttingwithDrHolden’ssoftwareand automatingthewholeprocesscouldbothreducewastedramaticallyandcutthe turnaroundtimefrommonthstodays.Currentlypeoplearelosingupto70%of thediamond.hesays.[B]Forover600yearslapidaristsorstone-cutters havebeenusingessentiallythesametechniquestocutdiamondsanddetermine theirvaluesaysDrHolden.Thereisagreatneedforautomationhesays—a sentimentechoedwithintheindustry.TheGemologicalInstituteofAmericafor exampleisdevisingsoftwaretoenableretailersandconsumerstocompare diamondsofdifferentcutsbygradingthecutautomatically.[C]Inactual usethesystemisfedmodelsofgemstoneswhichareproducedbyscanningthe. stonesusingadesktopX-raytomographymachine.Whenastoneisidentifiedasa borderlinecasebetweentwogradesthesystemusesanoptimisationtechnique calledageneticalgorithmtoexplorethedifferentwaysinwhichthestone couldbecuttomaximiseitsvalue.Sometimesbiggerisnotnecessarilybetter: removingImperfectionsknownasinclusionsmayreducethesizeandcaratageof astonebutcouldalsoelevateittoamorevaluablegrade.TestsofiGem showedthatitcouldincreasethevalueofaroughstonebyasmuchas 23%.[D]Evenasmallimprovementcanyieldasignificantincreaseinvalue saysDrHolden.whospecialisesinapplyingtechnologytoimprove decision-makinginbusiness.TogetherWithhiscolleagueMateeSerearuno.hehas developedanoptimisationsystemcallediGem.Besidesautomaticallyworkingout thegradeofaroughdiamonditalsosuggestshowbesttocatitinorderto maximisethevalueoftheresultingstones.[E]MrBondhopesthatthis combinationoftechnologieswillhelphishomecontinenttobenefitmorefrom itsnaturalwealth.Morethan60%oftheworld’sroughdiamondscomefrom Africahesaysbutalackofexpertiseandrelativelyhighlabourcostsmeans thatthestonesareusuallyshippedoverseastocountriessuchasIndiafor assessmentandcutting.Hehopestohavehisfirstfactoryupandrunninglater thisyear.[F]Thesystemusesasetofrolesdistilledfromthejudgments offourdiamondexpertsmdeterminetheclarityandhencethegradeofeach stone.Eachexpertwasaskedtoclassify503differentvirtual stones--computermodelsofstonescontainingdifferentWivesofflaws.The experts’verdictswerethenboileddownintoasetofrulessothatwhenanew gemstoneispresentedtothesystemitcandeterminehowtheexpertswould probablyhavegradedit.Datafrommoreexpertscouldhavebeenusedbutfour provedtobeenoughtoproducearobustandaccuratesystemsaysDr Holden.[G]Whileadiamondmaybeforeveritsvalueisfarfromsetin stone.ItdependsonthefourCs:caratcutcolourandclarity.Butwhilethe firstthreecanbemeasuredobjectivelyassessingadiamond’sclarityinvolves acertainamountofsubjectivityandcanleaveexpertsdisagreeingaboutthe grade—andhencethevalue—ofastone.NowresearchersatCambridgeUniversity’s InstituteforManufacturingclaimmhavedevisedawaytomakethegradingof diamondsandotherpreciousstonesmoreconsistent.TonyHoldentheproject’s leadersaysautomatingthisprocesscoulddomorethanjustloadmmore accuratevaluations.Itcouldalsomakeroughstonesmorevaluablebyreducing theamountofwasteduringcutting.Order:
下列哪项检查最常用于确定心肌梗死部位
男性65岁持续性上腹部疼痛半年消瘦贫血乏力偶有恶心呕吐在体呈贫血貌上腹部剑突下轻压痛应采用哪种辅助检查确定诊断
关于支气管舒张试验以下说法正确的是
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