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下述哪项符合限制性心肌病的特征
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下述哪项符合限制性心肌病
心内膜及心内膜下心肌纤维化
心肌间质纤维化
心肌细胞变性坏死
心肌细胞呈漩涡状排列
心肌间质内淋巴细胞浸润
下述哪项符合限制性心肌病
心内膜及心内膜下心肌纤维化
心肌间质纤维化
心肌细胞呈旋涡状排列
心肌细胞变性坏死
心肌间质内淋巴细胞浸润
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Everybodylovesafatpayrise.Yetpleasureatyourowncanvanishifyoulearnthatacolleaguehasbeengivenabiggerone.Indeedifhehasareputationforslackingyoumightevenbeoutraged.Suchbehaviourisregardedasalltoohumanwiththeunderlyingassumptionthatotheranimalswouldnotbecapableofthisfinelydevelopedsenseofgrievance.ButastudybySarahBrosnanandFransdeWaalofEmoryUniversityinAtlantaGeorgiawhichhasjustbeenpublishedinNaturesuggeststhatitisalltoomonkeyaswell. Theresearchersstudiedthebehaviouroffemalebrowncapuchinmonkeys.Theylookcute.Theyaregood-naturedco-operativecreaturesandtheysharetheirfoodreadily.Aboveallliketheirfemalehumancounterpartstheytendtopaymuchcloserattentiontothevalueofgoodsandservicesthanmales. SuchcharacteristicsmakethemperfectcandidatesforDr.Brosnan’’sandDr.deWaal’’sstudy.Theresearchersspenttwoyearsteachingtheirmonkeystoexchangetokensforfood.Normallythemonkeyswerehappyenoughtoexchangepiecesofrockforslicesofcucumber.Howeverwhentwomonkeyswereplacedinseparatebutadjoiningchamberssothateachcouldobservewhattheotherwasgettinginreturnforitsrocktheirbehaviourbecamemarkedlydifferent. Intheworldofcapuchinsgrapesareluxurygoodsandmuchpreferabletocucumbers.Sowhenonemonkeywashandedagrapeinexchangeforhertokenthesecondwasreluctanttohandhersoverforamerepieceofcucumber.Andifonereceivedagrapewithouthavingtoprovidehertokeninexchangeatalltheothereithertossedherowntokenattheresearcheroroutofthechamberorrefusedtoacceptthesliceofcucumber.Indeedthemerepresenceofagrapeintheotherchamberwithoutanactualmonkeytoeatitwasenoughtoinduceresentmentinafemalecapuchin. Theresearcherssuggestthatcapuchinmonkeyslikehumansareguidedbysocialemotions.Inthewildtheyareaco-operativegroup-livingspecies.Suchco-operationislikelytobestableonlywheneachanimalfeelsitisnotbeingcheated.Feelingsofrighteousndignationitseemsarenotthepreserveofpeoplealone.Refusingalesserrewardcompletelymakesthesefeelingsabundantlycleartoothermembersofthegroup.Howeverwhethersuchasenseoffairnessevolvedindependentlyincapuchinsandhumansorwhetheritstemsfromthecommonancestorthatthespecieshad35millionyearsagoisasyetanunansweredquestion. Femalecapuchinmonkeyswerechosenfortheresearchmostprobablybecausetheyare
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
Amongthemanyotherthingsitisaportraitisalwaysarecordofthepersonalandartisticencounterthatproducedit.Itispossibleforartiststoproduceportraitsofindividualswhohavenotsatforthembuttheportraitthatfinallyemergesnormallybetraystherestrictionsunderwhichtheartisthasbeenforcedtolabor.Evenwhenanartist’’sportraitissimplyacopyofsomeoneelse’’swork-asinthemanyportraitsofQueenElizabethIthatwereproducedduringherlifetime-thenever-changingfeaturesofarulerwhorefusedtositforhercourtpaintersreflectnotonlythesupposedpowersofanever-youthfulqueenbuttheremotenessofthoseattemptingtodepictheraswell. Portraitsareoccasionalnotonlyinthesensethattheyarecloselytiedtoparticulareventsinthelivesoftheirsubjectsbutinthesensethatthereisusuallyanoccasion-howeverbriefuncomfortableartificialorunsatisfactoryitmayprovetobe-inwhichtheartistandsubjectdirectlyconfronteachother;andthustheencounteraportraitrecordsismostreallythesittingitself.Thesittingmaybebrieforextendedcollegialorconfrontational.Cartier-Bressonhasexpressedhispassionforportraitphotographybycharacterizingitasaduelwithoutrules.WhileCartier-BressonrevealshimselfasaninterloperandopportunistRichardAvedonconfessestoaroleasdiagnosticianandpsychichealer:notassomeonewhonecessarilytransformshissubjectsbutassomeonewhorevealstheiressentialnature.Bothphotographersappeartoagreeononebasishoweverwhichisthatthefundamentaldynamicinthisprocessliessquarelyinthehandsoftheartist. Aquite-differentexamplehasitsrootsnotinconfrontationorconsultationbutinactivecollaborationbetweentheartistandsitter.ThisverydifferentkindofrelationshipwasformulatedmostvividlybyWilliamHazlittinhisessayentitledOnSittingforOne’’sPicture.ToHazlittthebondofconnectionbetweenpainterandsitterismostliketherelationshipbetweentwolovers:Theyarealwaysthinkingandtalkingofthesamethinginwhichtheirselflovefindsanequalcounterpart.HazlittflashesouthisthesisbyrecountingparticularepisodesfromthecareerofSirJoshuaReynolds.AccordingtoHazlittReynolds’’sittersaccompaniedbytheirfriendsweremeanttoenjoyanatmospherethatwasbothcomfortableforthemandconductivetotheenterpriseoftheportraitpainterwhowassimultaneouslytheirhostandtheircontractualemployee.InthecaseofartistslikeReynoldsnofundamentaldifferenceexistsbetweentheartist’’sstudioandallthoseotherroomsinwhichthesittersspinoutthedaysoftheirlives.TheactofenteringReynolds’’studiodidnotnecessarilytransformthosewhosatforhim.CollaborationinportraituresuchasReynolds’’isbasedonthesitter’’scomfortandsecurityaswellasonhisorherdesiretoexperimentwithsomethingnewanditisinthiscreationofanotherselfasHazlittputitthatthepainter’’ssubjectsmayproperlyseethemselvesforthefirsttime. WhichofthefollowingbestcharacterizestheportraitureexperienceasviewedbyAvedon
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
Wesometimeshearthatessaysareanold-fashionedform.thatso-and-soisthelastessayistbutthefactsofthemarketplacearguequiteotherwise.Essaysofnearlyanykindaresomucheasierthanshortstoriesforawritertosellsomanymoreseeprintit’’sstrangethatthoughtwofineanthologiescollectionsremainthatpublishtheyear’’sbeststoriesnocomparablecollectionexistsforessays.Suchchangesinthereadingpublic’’stastearen’’talwaystothegoodneedlesstosay.Theartoftellingstoriespredatedevencavepaintingsurely;andifweeverfindourselveslivingincavesagainitwithpaintinganddrummingwillbetheonlyartleftaftermoviesnovelsphotographyessaysbiographyandalltheresthavegonedownthedrain―thearttobuildfrom. Essayshoweverhangsomewhereonalinebetweentwosturdypoles:thisiswhatIthinkandthisiswhatIam.Autobiographieswhicharen’’tnovelsaregenerallyextendedessaysindeed.Apersonalessayislikethehumanvoicetalkingitsorderbeingthemind’’snaturalflowinsteadofasystematizedoutlineofideas.Thoughmorechangeableorinformalthananarticleortreatisesomewhereitcontainsapointwhichisitsrealcenterevenifthepointcouldn’’tbeutteredinfewerwordsthantheessayisthasused.Essaysdon’’tusuallyboildowntoasummaryasarticlesdoandthestyleofthewriterhasanaptoitacombinationofpersonalityandoriginalityandenergeticlooseendsthatstanduplikethenap绒毛onapieceofwoolandcan’’tbebrushedflat.Essaysbelongtotheanimalkingdomwithasurfacethatgeneratessparkslikeacoatoffurcomparedwiththeflatconventionalcottonofthemagazinearticlewriterwhoworksinthevegetablekingdominstead.Butessaysontheotherhandmayhavefewerlevelsthanfictionbecausewearenotsupposedtoarguemuchabouttheirmeaning.Intheolddistinctionbetweenteachingandstorytellingtheessayisthowevercleverlyhetriestoconcealhisintentionsisabitofateacherorreformerandanessayisintendedtoconveythesamepointtoeachofus. Anessayistdoesn’’thavetotellthewholetruthandnothingbutthetruth;hecanshapeorshavehismemoriesaslongasthepurposeisservedofexplainingatruthfulpoint.Apersonalessayfrequentlyisnotautobiographicalataltbutwhatitdoeskeepincommonwithautobiographyisthatthroughitstoneandtumblingprogressionitconveysthequalityoftheauthor’’smind.Nothinggetsintheway.Becauseessaysaredirectlyconcernedwiththemindandthemind’’speculiaritytheveryfreedomthemindpossessesisconferredonthisbranchofliteraturethatdoeshonortoitandthefascinationofthemindisthefascinationoftheessay. Theauthorassertsthatthechangesinreaders’’taste
肺内出现弥漫分布的胞质内有大量含铁血黄素颗粒的巨噬细胞最常见于
Everybodylovesafatpayrise.Yetpleasureatyourowncanvanishifyoulearnthatacolleaguehasbeengivenabiggerone.Indeedifhehasareputationforslackingyoumightevenbeoutraged.Suchbehaviourisregardedasalltoohumanwiththeunderlyingassumptionthatotheranimalswouldnotbecapableofthisfinelydevelopedsenseofgrievance.ButastudybySarahBrosnanandFransdeWaalofEmoryUniversityinAtlantaGeorgiawhichhasjustbeenpublishedinNaturesuggeststhatitisalltoomonkeyaswell. Theresearchersstudiedthebehaviouroffemalebrowncapuchinmonkeys.Theylookcute.Theyaregood-naturedco-operativecreaturesandtheysharetheirfoodreadily.Aboveallliketheirfemalehumancounterpartstheytendtopaymuchcloserattentiontothevalueofgoodsandservicesthanmales. SuchcharacteristicsmakethemperfectcandidatesforDr.Brosnan’’sandDr.deWaal’’sstudy.Theresearchersspenttwoyearsteachingtheirmonkeystoexchangetokensforfood.Normallythemonkeyswerehappyenoughtoexchangepiecesofrockforslicesofcucumber.Howeverwhentwomonkeyswereplacedinseparatebutadjoiningchamberssothateachcouldobservewhattheotherwasgettinginreturnforitsrocktheirbehaviourbecamemarkedlydifferent. Intheworldofcapuchinsgrapesareluxurygoodsandmuchpreferabletocucumbers.Sowhenonemonkeywashandedagrapeinexchangeforhertokenthesecondwasreluctanttohandhersoverforamerepieceofcucumber.Andifonereceivedagrapewithouthavingtoprovidehertokeninexchangeatalltheothereithertossedherowntokenattheresearcheroroutofthechamberorrefusedtoacceptthesliceofcucumber.Indeedthemerepresenceofagrapeintheotherchamberwithoutanactualmonkeytoeatitwasenoughtoinduceresentmentinafemalecapuchin. Theresearcherssuggestthatcapuchinmonkeyslikehumansareguidedbysocialemotions.Inthewildtheyareaco-operativegroup-livingspecies.Suchco-operationislikelytobestableonlywheneachanimalfeelsitisnotbeingcheated.Feelingsofrighteousndignationitseemsarenotthepreserveofpeoplealone.Refusingalesserrewardcompletelymakesthesefeelingsabundantlycleartoothermembersofthegroup.Howeverwhethersuchasenseoffairnessevolvedindependentlyincapuchinsandhumansorwhetheritstemsfromthecommonancestorthatthespecieshad35millionyearsagoisasyetanunansweredquestion. Whatcanweinferfromthelastparagraph
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
主要由纤维蛋白构成的血栓是
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
Everybodylovesafatpayrise.Yetpleasureatyourowncanvanishifyoulearnthatacolleaguehasbeengivenabiggerone.Indeedifhehasareputationforslackingyoumightevenbeoutraged.Suchbehaviourisregardedasalltoohumanwiththeunderlyingassumptionthatotheranimalswouldnotbecapableofthisfinelydevelopedsenseofgrievance.ButastudybySarahBrosnanandFransdeWaalofEmoryUniversityinAtlantaGeorgiawhichhasjustbeenpublishedinNaturesuggeststhatitisalltoomonkeyaswell. Theresearchersstudiedthebehaviouroffemalebrowncapuchinmonkeys.Theylookcute.Theyaregood-naturedco-operativecreaturesandtheysharetheirfoodreadily.Aboveallliketheirfemalehumancounterpartstheytendtopaymuchcloserattentiontothevalueofgoodsandservicesthanmales. SuchcharacteristicsmakethemperfectcandidatesforDr.Brosnan’’sandDr.deWaal’’sstudy.Theresearchersspenttwoyearsteachingtheirmonkeystoexchangetokensforfood.Normallythemonkeyswerehappyenoughtoexchangepiecesofrockforslicesofcucumber.Howeverwhentwomonkeyswereplacedinseparatebutadjoiningchamberssothateachcouldobservewhattheotherwasgettinginreturnforitsrocktheirbehaviourbecamemarkedlydifferent. Intheworldofcapuchinsgrapesareluxurygoodsandmuchpreferabletocucumbers.Sowhenonemonkeywashandedagrapeinexchangeforhertokenthesecondwasreluctanttohandhersoverforamerepieceofcucumber.Andifonereceivedagrapewithouthavingtoprovidehertokeninexchangeatalltheothereithertossedherowntokenattheresearcheroroutofthechamberorrefusedtoacceptthesliceofcucumber.Indeedthemerepresenceofagrapeintheotherchamberwithoutanactualmonkeytoeatitwasenoughtoinduceresentmentinafemalecapuchin. Theresearcherssuggestthatcapuchinmonkeyslikehumansareguidedbysocialemotions.Inthewildtheyareaco-operativegroup-livingspecies.Suchco-operationislikelytobestableonlywheneachanimalfeelsitisnotbeingcheated.Feelingsofrighteousndignationitseemsarenotthepreserveofpeoplealone.Refusingalesserrewardcompletelymakesthesefeelingsabundantlycleartoothermembersofthegroup.Howeverwhethersuchasenseoffairnessevolvedindependentlyincapuchinsandhumansorwhetheritstemsfromthecommonancestorthatthespecieshad35millionyearsagoisasyetanunansweredquestion. Intheopeningparagraphtheauthorintroduceshistopicby
肺褐色硬化是下列哪种疾病的形态改变
下述血栓中哪种是白色血栓
Amongthemanyotherthingsitisaportraitisalwaysarecordofthepersonalandartisticencounterthatproducedit.Itispossibleforartiststoproduceportraitsofindividualswhohavenotsatforthembuttheportraitthatfinallyemergesnormallybetraystherestrictionsunderwhichtheartisthasbeenforcedtolabor.Evenwhenanartist’’sportraitissimplyacopyofsomeoneelse’’swork-asinthemanyportraitsofQueenElizabethIthatwereproducedduringherlifetime-thenever-changingfeaturesofarulerwhorefusedtositforhercourtpaintersreflectnotonlythesupposedpowersofanever-youthfulqueenbuttheremotenessofthoseattemptingtodepictheraswell. Portraitsareoccasionalnotonlyinthesensethattheyarecloselytiedtoparticulareventsinthelivesoftheirsubjectsbutinthesensethatthereisusuallyanoccasion-howeverbriefuncomfortableartificialorunsatisfactoryitmayprovetobe-inwhichtheartistandsubjectdirectlyconfronteachother;andthustheencounteraportraitrecordsismostreallythesittingitself.Thesittingmaybebrieforextendedcollegialorconfrontational.Cartier-Bressonhasexpressedhispassionforportraitphotographybycharacterizingitasaduelwithoutrules.WhileCartier-BressonrevealshimselfasaninterloperandopportunistRichardAvedonconfessestoaroleasdiagnosticianandpsychichealer:notassomeonewhonecessarilytransformshissubjectsbutassomeonewhorevealstheiressentialnature.Bothphotographersappeartoagreeononebasishoweverwhichisthatthefundamentaldynamicinthisprocessliessquarelyinthehandsoftheartist. Aquite-differentexamplehasitsrootsnotinconfrontationorconsultationbutinactivecollaborationbetweentheartistandsitter.ThisverydifferentkindofrelationshipwasformulatedmostvividlybyWilliamHazlittinhisessayentitledOnSittingforOne’’sPicture.ToHazlittthebondofconnectionbetweenpainterandsitterismostliketherelationshipbetweentwolovers:Theyarealwaysthinkingandtalkingofthesamethinginwhichtheirselflovefindsanequalcounterpart.HazlittflashesouthisthesisbyrecountingparticularepisodesfromthecareerofSirJoshuaReynolds.AccordingtoHazlittReynolds’’sittersaccompaniedbytheirfriendsweremeanttoenjoyanatmospherethatwasbothcomfortableforthemandconductivetotheenterpriseoftheportraitpainterwhowassimultaneouslytheirhostandtheircontractualemployee.InthecaseofartistslikeReynoldsnofundamentaldifferenceexistsbetweentheartist’’sstudioandallthoseotherroomsinwhichthesittersspinoutthedaysoftheirlives.TheactofenteringReynolds’’studiodidnotnecessarilytransformthosewhosatforhim.CollaborationinportraituresuchasReynolds’’isbasedonthesitter’’scomfortandsecurityaswellasonhisorherdesiretoexperimentwithsomethingnewanditisinthiscreationofanotherselfasHazlittputitthatthepainter’’ssubjectsmayproperlyseethemselvesforthefirsttime. TheauthorquotesCartier-Bressoninorderto
心室壁瘤时血栓形成的主要原因在于
Wesometimeshearthatessaysareanold-fashionedform.thatso-and-soisthelastessayistbutthefactsofthemarketplacearguequiteotherwise.Essaysofnearlyanykindaresomucheasierthanshortstoriesforawritertosellsomanymoreseeprintit’’sstrangethatthoughtwofineanthologiescollectionsremainthatpublishtheyear’’sbeststoriesnocomparablecollectionexistsforessays.Suchchangesinthereadingpublic’’stastearen’’talwaystothegoodneedlesstosay.Theartoftellingstoriespredatedevencavepaintingsurely;andifweeverfindourselveslivingincavesagainitwithpaintinganddrummingwillbetheonlyartleftaftermoviesnovelsphotographyessaysbiographyandalltheresthavegonedownthedrain―thearttobuildfrom. Essayshoweverhangsomewhereonalinebetweentwosturdypoles:thisiswhatIthinkandthisiswhatIam.Autobiographieswhicharen’’tnovelsaregenerallyextendedessaysindeed.Apersonalessayislikethehumanvoicetalkingitsorderbeingthemind’’snaturalflowinsteadofasystematizedoutlineofideas.Thoughmorechangeableorinformalthananarticleortreatisesomewhereitcontainsapointwhichisitsrealcenterevenifthepointcouldn’’tbeutteredinfewerwordsthantheessayisthasused.Essaysdon’’tusuallyboildowntoasummaryasarticlesdoandthestyleofthewriterhasanaptoitacombinationofpersonalityandoriginalityandenergeticlooseendsthatstanduplikethenap绒毛onapieceofwoolandcan’’tbebrushedflat.Essaysbelongtotheanimalkingdomwithasurfacethatgeneratessparkslikeacoatoffurcomparedwiththeflatconventionalcottonofthemagazinearticlewriterwhoworksinthevegetablekingdominstead.Butessaysontheotherhandmayhavefewerlevelsthanfictionbecausewearenotsupposedtoarguemuchabouttheirmeaning.Intheolddistinctionbetweenteachingandstorytellingtheessayisthowevercleverlyhetriestoconcealhisintentionsisabitofateacherorreformerandanessayisintendedtoconveythesamepointtoeachofus. Anessayistdoesn’’thavetotellthewholetruthandnothingbutthetruth;hecanshapeorshavehismemoriesaslongasthepurposeisservedofexplainingatruthfulpoint.Apersonalessayfrequentlyisnotautobiographicalataltbutwhatitdoeskeepincommonwithautobiographyisthatthroughitstoneandtumblingprogressionitconveysthequalityoftheauthor’’smind.Nothinggetsintheway.Becauseessaysaredirectlyconcernedwiththemindandthemind’’speculiaritytheveryfreedomthemindpossessesisconferredonthisbranchofliteraturethatdoeshonortoitandthefascinationofthemindisthefascinationoftheessay. Theessayists’’maintaskseemstobe
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
透明血栓的主要成分是
Thehumanbraincandoalotofwonderfulthings;manyoftheminclude1masteryofcomplexfeedbacksystemswithlong2Forexampleconsiderhowdifficultraisingachildtrulyis.Manyfactorsare3includingthenutritionalphysicalemotionalandmentalconditionofthechildandthefeedbackofthesefactors4thebehaviorofthoseinvolvedinraisingthechild.To5mattersmanyoftheresponsesofthechild/parentsystemtakeyearsto6themselves.Yetbillionsofparentshavesomehow7tofeedclotheprotectnurturehealteachandlovetheirchildren8successfuladulthood. 9allourintuitivesophisticationindealingwithcomplicatedsituationsit’’sa10toseehowpoorlywedealwithsomenewersystemsmostof11broughtaboutbytechnology. BothraisingchildrenandprotectingEarth’’slife-supportsystemsare12oflifeanddeath;inthelongtermtheyareequallyimportant.But13ourbrainsseemfairlywellpreparedforthelong-termprocessofraisingkidsweseemtohave14built-inskillfortakingcareoftheenvironmentthatsupportsusanychildrenwemighthaveandallother15.Itseemsthatthethinkingpartsofourbrainscan’’tdealwithcomplicatedsystemsandtheirlong-term16andthe17partsofourbrainsthatcandealwithcomplexsystemsdon’’thelpusmuchoutsideoftheir18areas.Oneofthegoalsofsystemsscienceistousemathandcomputerstohelppeoplegetbetter19takingcareofEarth’’slife-supportsystems.Thetaskinvolvesteachingourthinkingbrainsabout20complicatedsystemswork.
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