最新Vascular tunic of eyeball (middle) Cilliary body 睫状体Ciliary ppt课件.ppt

《最新Vascular tunic of eyeball (middle) Cilliary body 睫状体Ciliary ppt课件.ppt》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、Vasculartunicofeyeball(middle)Cilliarybody睫状体CiliaryTheSensoryOrgansSensoryorgansincludethereceptorsandaccessoryorgans.Thereceptorsmaybedividedintothreekinds:Theexteroceptors外感受器:receivestimulisuchastouch,temperature,pain,lightandsoundfromtheexternalenvironmentTheinteroceptors内感受器:pickupinforma

2、tionaboutinternalenvironmentTheproprioceptors本体感受器:receivestimulifrommuscles,tendons,jointsandligamentsTheVisualOrgan视器Composition:eyeballandaccessoryorgansofeyeFibroustunicofeyeball(outer)WhatisCornealtransplantation?Inthisoperation,diseasedandopaquecorneaisreplacedbyhealthytransparentcorneata

3、kenfromadonor.Thesuccessrateincornealgraftingunderoptimalconditionsisabout90%.Fibroustunicofeyeball(outer)Sclera巩膜Posterior5/6,whiteofeye,opaqueportionConsistingoffibrousconnectivetissuethatformsatoughprotectivecoveringforeyeballSinusvenosussclerae巩膜静脉窦whichliesbeneaththejunctionofcorneaandscle

4、raVasculartunicofeyeball(middle)Iris虹膜Athin,contractile,pigmentedsheetwithacentralopening,thepupil瞳孔Sphincterpupillae瞳孔括约肌(circularfibers)Dilatorpupillae瞳孔开大肌(radialfibers)Iridocornealangle虹膜角膜角Vasculartunicofeyeball(middle)Ciliarybody睫状体Bodyaring-shapedthickeninganteriortoequator,containingsmo

5、othmusclefiberscalledciliarymuscle睫状肌Ciliaryprocesses睫状突:areradiallyarrangedfoldsthatareconnectedtotheCiliaryzonule睫状小带Ciliaryring睫状环istheposteriorpartofthebodyVasculartunicofeyeball(middle)Cilliarybody睫状体CiliaryProcessesSphincterPupillaeDilatorPupillaeSinusvenosusscleraeCiliaryzonuleCiliaryrin

6、gCiliaryMuscleIridocornealangleLensVasculartunicofeyeball(middle)Choroid脉络膜Thin,highlyvascularinposterior2/3ofeyeContainsbrownpigmentedcellsanddensecapillaryplexusRetina视网膜Parscaecaretinae视网膜盲部Parsiridicaretinae视网膜虹膜部Parsciliarisretinae视网膜睫状体部Parsopticaretinae视网膜视部AnouterpigmentcelllayerInnerne

7、urallayer(fourlayers)Retina视网膜PigmentcelllayerConecells视锥细胞Rodcells视杆细胞Bipolarneurons双极细胞Ganglioncells节细胞CellbodiesofganglioncellsCellbodiesofrods&conesLAYERSOFTHERETINAPigmentcellsCellbodiesofbipolarcellsRetina视网膜Opticdisc视神经盘Loc