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首页 支气管解剖

支气管解剖.doc

支气管解剖

张佳妮妮
2019-05-10 0人阅读 举报 0 0 暂无简介

简介:本文档为《支气管解剖doc》,可适用于医药卫生领域

IITracheobronchialTree(Figure)●ThetracheaisatubecomposedoftoUshapedhyalinecartilagesandthetrachealismuscle气管由透明软骨和肌肉构成●Thetracheabeginsjustinferiortothecricoidcartilage(Cvertebrallevel)andendsatthesternalangle(Tvertebrallevel),whereitbifurcates分支intotherightmainbronchusandtheleftmainbronchus气管从环状软骨下到胸骨角,在这儿左右支气管分叉●Atthebifurcationofthetrachea,thelasttrachealcartilageformsthecarina分叉处有气管隆突,whichcanbeobservedbybronchoscopyasaraisedridgeoftissueinthesagittalplane●Therightmainbronchusisshorterandwiderandturnstotherightatashalloweranglethantheleftmainbronchus右主支气管短宽角度小Therightmainbronchusbranchesintolobarbronchi(upper,middle,andlower)andfinallyintosegmentalbronchi右主分三个肺叶个肺段●Theleftmainbronchusbranchesintolobarbronchi(upperandlower)andfinallyintotosegmentalbronchiThebranchingofsegmentalbronchicorrespondstothebronchopulmonarysegmentsofthelung左主分两叶,段CompressionoftheTrachea压迫气管maybeduetoanenlargementofthethyroidglandorduetoanaorticarchaneurysm甲状腺肿大主动脉弓动脉瘤TheaorticarchaneurysmmaytugonthetracheawitheachcardiacsystolesuchthatitcanbefeltbypalpatingthetracheaatthesternalnotchDistortionsinthePositionoftheCarina气管隆突畸形mayindicatemetastasisofbronchogeniccarcinoma支气管肺癌转移intothetracheobronchiallymphnodesthatsurroundthetrachealbifurcationormayindicateenlargementoftheleftatrium左心房扩大Themucousmembranecoveringthecarinaisverysensitiveinelicitingthecoughreflex咳AspirationofForeignObjects误吸aWhenapersonissittingorstanding站或坐●Aspiratedmaterialmostcommonlyenterstherightlowerlobarbronchusandlodgeswithintheposteriorbasalbronchopulmonarysegment(no)oftherightlowerlobe右肺下叶前基底段bWhenapersonissupine仰卧●Aspiratedmaterialmostcommonlyenterstherightlowerlobarbronchusandlodgeswithinthesuperiorbronchopulmonarysegment(no)oftherightlowerlobe右下叶上段cWhenapersonislyingontherightside右侧卧●Aspiratedmaterialmostcommonlyenterstherightupperlobarbronchusandlodgeswithintheposteriorbronchopulmonarysegment(no)oftherightupperlobe右上叶后段dWhenapersonislyingontheleftside左侧卧●Aspiratedmaterialmostcommonlyenterstheleftupperlobarbronchusandlodgeswithintheinferiorlingular(no)bronchopulmonarysegmentoftheleftupperlobe左下叶舌段

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