《解破学25生殖系统》PPT课件

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1、HunanUniversityofArtsandScienceHUMANANATOMY1Question:Howmanyreferencelinesinthethoraxandabdomen?Answer:morethan12referencelineswhicharelistedbelow:Medianlines:AnteriormedianlineandposteriormedianlineAxillarylines:Anterioraxillaryline,midaxillaryline,posterioraxillarylineSternallin

2、es:Lateralsternalline,parasternallineHorizontalline:Subcostalline,transtubercularlineMidclavicularline,scapularline,paravertebralline2ContentChapter5TheAlimentarySystemTheGeneralDescriptionTheAlimentaryCanal.TheDigestiveGlands.3ThebasicconstituentsofthedigestivesystemThemainfuncti

3、onsofthedigestivesystemSection1TheGeneralDescriptionContent4§⒈ThebasicconstituentsofthedigestivesystemDigestivecanalAccessoryorgansThemouthThepharynxTheesophagusThestomachTheintestineTheteethThetongueThegallbladderThesalivaryglandsTheliverThepancreas消化系统5StomachLiverIleumJejunumMa

4、jorsalivaryglandsPharynxEsophagusMouthDuodenumRectumLargeintestinePancreas6②Absorptionofthenutrientcomponents(proteins,carbohydrates,fats,vitamins,mineralsandwater)营养物质的吸收§⒉Themainfunctionsofthedigestivesystem①Ingestionoffoods摄入食物③Defecation排便:theeliminationofindigestiblesubstance

5、sfromthebodyviatheanusintheformoffeces.7Theoralcavity口腔Thepharynx咽Theesophagus食管Thestomach胃Thesmallintestine小肠Thelargeintestine大肠Section2TheDigestiveDuct8§⒈Theoralcavity口腔⑴Theoralcavityincludestwoparts:TheOralVestibule口腔前庭TheOralCavityProper固有口腔Theoralcavity口腔前庭为口腔内牙龈、牙弓外侧部的部分，外界为

6、唇和颊，内界为牙龈和牙齿。固有口腔上壁为硬腭和软腭，下壁为舌、粘膜和骨骼肌，侧壁为牙弓、牙齿和牙龈。9TheOralVestibule口腔前庭TheOralCavityProper固有口腔10TheOralVestibule口腔前庭11TheOralCavityProper固有口腔12Itconstitutestheroofofthemouthandthefloorofthenasalcavity(鼻腔).⑵Thepalate(腭)Hardpalate(硬腭)：ananterior2/3partSoftpalate(软腭):aposterior1/3par

7、tThepalate硬腭主要以骨腭为基础，覆盖黏膜而成。软腭由肌、肌腱和粘膜组成，后部斜向后下，称腭帆。腭帆后缘游离，中央有向下的突起称腭垂。13Hardpalate(硬腭)Softpalate(软腭)Uvula(悬雍垂)14⑶Theteeth(Dentes牙齿)TwosetsDeciduousteeth乳牙Permanentteeth恒牙①Twosetsfortheteeth15②TheDeciduousteeth乳牙20innumber,tenteethineachmandibularandmaxillaryarch.中切牙侧切牙尖牙第一磨牙第二磨牙1

8、617Thespecialpointsforthedeciduou