资源描述：
《跑步运动对去睾大鼠负重骨和非负重骨骨量与骨结构影响的.研究》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、ABSTRACTBoneHistomorphometricStudyofEffectsofExercisesonWeightedandNonweightBearingBoneMassoftheOrchidectomizedRatsObjectiveThispaperdiscussedtheeffectandmechanismofdifferentintensitytreadmillexerciseonweightedandnonweightbearingbonemassoftheorchidectomizedRats.MethodsFortymaleSpra
2、gueDawlyratsagedat12weeksweredividedintofollowinggroups:SHAM,ORX,threegroupsofindividualexerciseofdifferentintensity:ORX+EX1,ORX+EX2andORX+EX3.Afterrunningfor10weeks,wekillthemandchooseproximaltibiametaphysis(PTM)andthe4thlumbarvertebralbody(L4)tomakebonesliceswithoutdecalcificatio
3、n,meanwhile,todeterminatediversebonemassindexsandbonearchitectureindexsandbonemetabolismofbonemorphologicalmetrologyandmakeANOVA.Results(1)TheindexsofORXtocompareSHAMshows:bonemassdowns（P<0.05）,bonearchitecturetodestroy（P<0.05）,ossificationtoweaken（P<0.05）,osteoclasttoincrease（P<0.
4、05）.(2)TheindexsofORX+EX1andORX+EX2tocompareORXshows:bonemasstoincrease（P<0.05）,bonearchitecturetoimprove（P<0.05）,ossificationtoincrease（P<0.05）,osteoclasttoweaken（P<0.05）.(3)TheindexsofORX+EX2tocompareORX+EX1shows:bonemasstoincrease（P<0.05）,bonearchitecturetoimprove（P<0.05）,ossifi
5、cationtoincrease（P<0.05）.(4)TheindexsofORX+EX3tocompareORXshow:bonemassandbonearchitectureisnotdifference（P>0.05）,butossificationandosteoclasttoincrease（P<0.05）,bonemetabolismtoincrease（P<0.05）;theindexsofORX+EX3tocompareORX+EX2show:bonemassdowns（P<0.05）,bonearchitecturetodestroy（P
6、<0.05）,osteoclasttoincrease（P<0.05）.(5)ThebonemassincrementofPTMofORX+EX2ismorethanL4.,Conclusion1.theorchidectomizedRatswilllosebonemassandbonesarchitecture.2.II万方数据,pertinencerunningexercisewillincreasebonemassandbonesarchitecture.3.running,excessexercisewillnotmaintainbonemassan
7、dbonesarchitecture.4.Afterpertinencerunningexercisethebonemassincrementofweight-bearingboneismorethannonweight-bearingbone.,Subjectwordsrat，orchidectomized，runexercises，bonemass，bonesarchitecture，weight-bearingbone，nonweight-bearingbone，histomorphometryIII万方数据一、前言1885年Pommer和Bauer首
8、先提出骨质疏松一词，意为骨质减少性疾病。1941年A
