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简介：Purpose:ThepurposeofthisstudywastoinvestigatetheimpactofacuteexerciseonreactiontimeandresponsepreparationduringaGo/NoGoTaskinchildrenwithattentiondeficithyperactivitydisorder(ADHD).Methods:NineteenchildrenwithADHD(agedbetween8and12yearsold)undertooka30-mininterventionthatconsistedoftreadmillrunningorvideo-watchingpresentedinacounterbalancedorderondifferentdays.AGo/NoGoTaskwasadministratedafterexerciseorvideo-watching.Results:Theresultsindicatedashorterreactiontimeandsmallercontingentnegativevariation(CNV)2amplitudefollowingexerciserelativetothevideo-watching.Foreventrelatedpotential(ERP)analyses,greaterCNV1andCNV2amplitudesinresponsetoNoGostimuliincomparisontoGostimuliwasobservedinthevideo-watchingsessiononly.Conclusion:ThesefindingssuggestthatacuteexercisemaybenefitchildrenwithADHDbydevelopingappropriateresponsepreparation,particularlyinmaintainingastablemotorpreparatorysetpriortoperformingthegiventask.

简介：Inthisstudy,theresearcherusesdocumentanalysistoexplorethecontentsofonetextbook—NewInterchange1,whichhasbeenusedinanintensiveEnglishforacademicpurposes(IEAP)programmeatPannasastraUniversityofCambodiainSiemReap(PUC-SR).Thisanalysisisaimedatexploringhowcommunicativethetextbookisinnature.Todothis,thecontents/textsinthetextbookareanalysedandgroupedinto10categories,namely:(1)askandanswerdialogue;(2)situationaldialogue;(3)communicativedialogue;(4)information-gapactivity;(5)opinion-sharingactivity;(6)reasoning-gapactivity;(7)learnerautonomy;(8)focusonmeaning;(9)thinkingskill;and(10)focusonform.Resultsshowthatthetextbookprioritises“information-gapactivity”and“opinion-sharingactivity”followedby“askandanswerdialogue”and“situationaldialogue.”Instarkcontrast,“learnerautonomy”and“thinkingskill”appearleastfrequentlyinthisbeginnertextbook.However,thetextbookisgenerallyseentobehigh-communicativeinnature,becausemixedtasks/activitiesareusedthroughoutthetextbook,sothatstudentscanbeexposedtoawiderangeofcommunicativeactivities.Moreover,thesetasks/activitiesareclaimedtobecommunicativetasktypesintheliterature.

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简介：BackgroundDesigning在孩子和少年的年龄评价的一条简单、可存取的途径是运动和物理活动(PA)的领域里的大挑战。这研究被设计开发并且验证在代表性的研究在2014进行了的年轻children.MethodsIn估计年龄的一个physical-examination-based方法，我们执行了物理考试并且在上海在14,970小学孩子7-12岁之中估计了PA，中国。孩子们高度和出生日期的另外的生物信息通过他们的父母被查明。二指示物被使用开发一个性特定的年龄评价方程：预言的成熟高度(PPMH)和更黝黑的阶段的百分比。方程通过一条k褶层交叉验证途径被验证。到为评价精确性的支票，在估计的年龄(EA)和按年代先后的年龄和PA的差异之间的协会是EA的性特定的方程如下是的examined.ResultsThe：EA男孩=-6.071+6.559更黝黑的2+13.315更黝黑的3+14.130更黝黑的4+0.190PPMH-0.071更黝黑2

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简介：Purpose:Thisstudyaimstocompareadolescents’cardiometabolicriskscorethroughanintegrativeclassificationofphysicalactivity(PA),whichinvolvesthecombinationofmoderate-to-vigorousphysicalactivity(MVPA)andsedentarybehavior(SB).Methods:Across-sectionalstudyderivedfromtheHealthyLifestyleinEuropebyNutritioninAdolescenceCross-SectionalStudydatabase(2006-2008)wasconductedinadolescents(n=548;boys,47.3%;14.7±1.2years)from10Europeancities.MVPAandSBwereobjectivelymeasuredusingaccelerometry.Adolescentsweredividedinto4categoriesaccordingtoMVPA(meetingornotmeetingtheinternationalrecommendations)andthemedianofSBtime(aboveorbelowsex-andage-specificmedian)asfollows:High-SB&Inactive,Low-SB&Inactive,High-SB&Active,andLow-SB&Active.Aclusteredcardiometabolicriskscorewascomputedusingthehomeostaticmodelassessment,systolicbloodpressure,triglycerides,totalcholesterol/high-densitylipoproteincholesterol,sum4skinfolds,andcardiorespiratoryfitness(CRF).AnalysesofcovariancewereperformedtodiscerndifferencesoncardiometabolicriskscoresamongPAcategoriesandeachhealthcomponent.Results:ThecardiometabolicriskscorewaslowerinadolescentsmeetingtheMVPArecommendationandwithlesstimespentinSBincomparisontothehigh-SB&Inactivegroup(p<0.05).However,nodifferenceincardiometabolicriskscorewasestablishedbetweenHigh-SBorLow-SBgroupsininactiveadolescents.ItisimportanttonotethatCRFwastheonlyvariablethatshowedasignificantmodification(higher)whenchildrenwerecomparedfromthecategoryofphysicallyinactivewith"active"butnotfromhigh-tolow-SB.Conclusion:Beingphysicallyactiveisthemostsignificantandprotectiveoutcomeinadolescentstoreducecardiometabolicrisk.LowerSBdoesnotexhibitasignificantandextrabeneficialdifference.

简介：Purpose:Thepurposeofthisstudywastodeterminetheeffectsofacuteexerciseonmotorresponseinhibitionusingbothbehavioralandelectrophysiologicalapproaches.Methods:TheP3andN1event-relatedpotential(ERP)componentswererecordedwhileperformingastop-signaltaskin21collegestudentsfollowingamoderatelyintenseacuteexerciseboutfor30minandasedentarycontrolsessionthatinvolvedreading.Results:Acuteexerciseinducedashorterstopsignalresponsetime(SSRT)ascomparedtocontrol;however,thegoresponsetime(GoRT)remainedunchanged.InexaminingtheERPdata,acuteexerciseincreasedbothP3amplitudeandlatencybutdidnotaffecttheN1component.Conclusion:Acuteexercisehasaselectiveandbeneficialeffectoncognitivefunction,specificallyaffectingthemotorresponseinhibitionaspectofexecutivefunction.Furthermore,acuteexercisepredominatelyimpactslaterstagesofinformationprocessingduringmotorresponseinhibition,whichmayleadtoanincreaseinattentionalresourceallocationandconfertheabilitytosuccessfullywithholdaresponsetoachievemotorresponseinhibition.

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简介：为了调查autoclaved的地震行为，给忍受负担的石工技术墙(AACLMW)，没有构造上的措施的一面控制块墙和五块与不同构造上的措施围的水泥充气了被测试在下面低颠倒的周期的装载它模仿了对中等地震力量低。有不同构造上的措施的AACLMW的地震行为以失败模式，hysteretic曲线，变丑能力和排水量韧性被学习并且与那相比没有构造上的措施。试验性的结果显示包括构造上的柱和水平具体脱衣的构造上的措施为改进AACLMW的地震行为是有效的。在这份报纸的学习以后能为进一步的分析和AACLMW的工程申请提供一个可靠试验性的基础。

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简介：Purpose:Theobjectiveofthepresentstudywastodeterminewhetheradenervatedmuscleextract(DmEx)couldstimulatesatellitecellresponseindenervatedmuscle.Methods:Wistarratsweredividedinto4groups:normalrats,normalratstreatedwithDmEx,denervatedrats,anddenervatedratstreatedwithDmEx.Thesoleusmuscleswereexaminedusingimmunohistochemicaltechniquesforproliferatingcellnuclearantigen,desmin,andmyogenicdifferentiationantigen(MyoD),andelectronmicroscopywasusedforanalysisofthesatellitecells.Results:Theresultsindicatethatwhiledenervationcausesactivationofsatellitecells,DmExalsoinducesmyogenicdifferentiationofcellslocalizedintheinterstitialspaceandtheformationofnewmusclefibers.AlthoughDmExhadasimilareffectinnatureoninnervatedanddenervatedmuscles,thisresponsewasofgreatermagnitudeindenervatedvs.intactmuscles.Conclusion:OurstudyshowsthattreatmentofdenervatedratswithDmExpotentiatesthemyogenicresponseinatrophicdenervatedmuscles.

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