腹部解剖图谱.ppt

《腹部解剖图谱.ppt》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、AbdominalwallAnteriorwallLayers(fromsuperficialtodeep)SkinSuperficialfasciaAnterolateralmusclesTransversalisfascia腹横筋膜Extraperitonealfascia腹膜下筋膜Parietalperitoneum壁腹膜Superficialfascia－divisionsbelowumbilicusSuperficialfattylayer(Camper’s)Membranouslayer(Scarpa

2、’s)MusclesofabdomenAnterolateralgroupObliquusexternusabsominis腹外斜肌Oblequusenternusabdominis腹内斜肌Transversusabdominis腹横肌Rectusabdominis腹直肌PosteriorgroupQuadiatuslumborum腰方肌Psoasmajor腰大肌Obliquusexternusabsominis腹外斜肌Generaldirectionoffibers:downward,forwardandmed

3、ially(rundownandinward)StructuresInguinalligament腹股沟韧带Lacunarligament腔隙韧带Superficialinguinalring腹股沟浅环－triangular-shapeddefectinaponeurosisofobliquusexternusabdominisabovepubictubercleObliquusinternusabdominis腹内斜肌DeeptoobliquusexternusabdominisGeneraldirection

4、offibres:upwards,forwardsandmediallyTransverselsabdominis腹横肌DeeptoobliquusinternusInguinalfalx腹股沟镰:archoverspermaticcord,insertedwithtransversesabdominisfiberintomedialpartofpectenofpubisCremaster提睾肌:aroundthespermaticcordandtestisRectusabdominis腹直肌Position:l

5、ieontoeitherofmidlineOrigin:pubiccrestandsymphysisInsertion:xiphoidand5th-7thcostalcartilagesHas3-4tendinousintersections腱划lineasemiluaris半月线SimilarfunctionsforabovefourpairsofmusclesSupportandcompresstheabdominalvisceraIncreaseintra-abdominalpressure,aidinex

6、pulsiveefforts-vomiting,coughing,sneezing,defecation,urinationandchildbirth.Depressribs,assistin(theactofforce(4)expiration.Flex,lateralflex,androtatevertebralcolumnSheathofrectusabdominis腹直肌鞘Antlayer－formedbyfusionofaponeurosisofobliquusexternusabdominisanda

7、nteriorleafofaponeurosisofobliquusinternusabdominisPostlayerFormedbyfusionofposterionleafofaponeurosisofobliquusinternusabdominisandaponeurosisoftransversesabdominisAbsentinabout4-5cmbelowtheumbilicus,whereaponeurosesofallthreemusclesformanteriorlayerthelower

8、freebordernamedarcuatelineBelowthislinerectusabdominisincontactwithtransversefasciaLineaalba白线－tendinousraphebetweenrightandleftrectifromxiphoidtopubicsymphysis.Inguinalregion腹股沟区Boundari