预览加载中，请您耐心等待几秒...

眼科学基础知识讲座专家讲座.pptx

预览
1/10
2/10
3/10
4/10
5/10
6/10
7/10
8/10
9/10
10/10

亲，该文档总共67页，到这已经超出免费预览范围，如果喜欢就直接下载吧～

下载提示 文本预览

如果您无法下载资料，请参考说明：

1、部分资料下载需要金币，请确保您的账户上有足够的金币

2、已购买过的文档，再次下载不重复扣费

3、资料包下载后请先用软件解压，在使用对应软件打开

Introduction第一章眼科学基础 Chapterone Basicophthalmology 第一节眼组织解剖 anatomyofeyeball 眼球Theglobe(eyeball) anteriorandposteriordistanceofnormaleyeballis16mminborn. Atage323mm. Atadult24mm. Theglobeiscomposedoftheeyecoats,thecontents.Theeyecoatismainlydividedintothreelayers.外层Theoutercoat（1）角膜Cornea前表面曲率半径 Theradiusofcorneacurvatureinfront7.8mm 后表面曲率半径 Theradiusofcorneacurvatureinback6.8mm Itsrefractivepowerisequaltothatof+43diopterlens 组织学分层fromanteriortoposterior,thecorneahasfivedistinctlayers:EpitheliumBasementlayerBowman’smembraneStromaDescemet’smembraneendotheliumregenerateafterinjery(2)巩膜ScleraSclera角巩膜缘thecorneasclerallimbus:isatransitionalzoneofthecorneaandthescleral,wherethecorneainsertsintothesclera itsanteriorborderisBowman’slayer ItsposteriormarginisDescemet’smembrane Itswidthis1mm Surgicallandmarkofimportantstructures 前房角Anteriorchamberangle:中层Themiddlecoat虹膜Iris虹膜Iris睫状体Ciliarybody睫状体Ciliarybody脉络膜Choroid内层theInnercoat内层theInnercoat视网膜Ratina内层inside1RPERetinalpigmentepithelium 2Coneandrodlayer 3Externallimitingmembrane 4Outernuclearlayer 5Outerplaxiform 1.色素上皮 2.视锥和视杆细胞 3.外界膜 4.外核层 5.外丛状层 （二）眼球内容ContentsoftheeyeTheFlowofAqueousHumor:ciliary睫状体posteriorchamber后房pupil瞳孔anteriorchamber前房trabecular小梁网SchlemmcanalSchlemm管collectioncanal集液管aqueousvein房水静脉ciliaryveins睫状前静脉脉络膜上腔2、晶状体LensLenslens3、玻璃体VitreousbodyVitreousbody视路及瞳孔反射 Opticpathwayandpupillaryreflex Thevisualmessageobtainedfromtheretinaistransmittedtobrainviatheopticnever视路opticpathway视路opticpathway视路VisualpathwayOpticnerveOpticchiasmOptictractLateralgeniculatebodyOpticradiationOccipitalcortex视路Visualpathway瞳孔反射路Pathwayofpupillaryreflex二、眼眶及从属器Orbitandaccessoryapparatus眼眶Orbit眼眶Orbit3.眶下裂Inferiororbitalfissure Ittransmitsthe2ndbranchofthe5thcranialnerve,inferiorophthalmicneverandarteryandinferiorophthalmicvein. 4.眶上切迹和（眶下孔） Thesupraorbitalnotchandinfraorbitalforamen Herearenerveandbloodvesselwiththesamenamepassingthroughthem （二）眼睑EyelidsEyelidsEyelids(三)结膜Conjunctiva(四)泪器Lacrimalapparatus1泪腺Lacrimalglan