脉管总论心脏

脉管系统VascularSystem组成心血管系统淋巴系统心动脉毛细血管静脉淋巴管道淋巴器官淋巴组织主要功能：物质运输、体液调节、防卫功能、内分泌功能二、血液循环的途径体循环（大循环）肺循环（小循环）侧支循环一、心血管系统的组成心血管系统第一节总论二、血管吻合及其功能意义第二节心Heart一、心的位置和外形（一）心的位置（二）心的外形一尖一底二面三缘四沟心底后室间沟posteriorinterventriculargroove房室交点atrioventricularcrux冠状沟coronarysulcus膈面diaphragmaticsurface肺静脉pulmonaryv.&leftauricle二、心腔（一）右心房rightatrium右心耳rightauricle冠状窦口orificeofcoronarysinosinus右房室口界嵴crista

terminalis梳状肌.Pectinatem.卵圆窝fossa

ovalis胸肋面sternocostalsurface心尖切迹cardiacapicalincisure前室间沟anteriorinterventriculargroove心尖cardiacapex主动脉弓aoticarch肺动脉干pulmonarytrunk升主动脉ascendingaota右心耳rightauricle（二）右心室rightventricle肉柱trabeculae

carneae乳头肌papillarym.隔缘肉柱septomarginal

trabecula肺动脉口orificeofpulmonarytrunk三叶瓣tricuspidvalve三叶瓣复合体肺动脉瓣valveofpulmonarytrunk腱索chordae

tendineae室上嵴supraventricularcrest右房室口rightatrioventricularorifice（三）左心房leftatrium左心耳leftauricle左房室口leftatrioventricularorifice二尖瓣bicuspidvalve腱索chordae

tendineae乳头肌papillarym.肺静脉口orificeofpulmonarytrunk（四）左心室leftventricle左房室口leftatrioventricularorifice主动脉口aoticorifice前叶瓣anteriorcuspofbicuspidvalve腱索chordae

tendinae肉柱trabeculae

carneae乳头肌papillarym.后叶瓣posteriorcuspofbicuspidvalve左、右冠状动脉开口主动脉窦aoticsinuses主动脉瓣aoticvalve二尖瓣前叶瓣anteriorcuspofbicuspidvalve血流方向三、心的构造（一）心纤维支架肺动脉口纤维环fibrousringoforificeofpulmonarytrunk主动脉口纤维环fibrousringofaoticorifice左纤维三角leftfibroustrigone右纤维三角leftfibroustrigone二尖瓣后瓣posteriorvalveofbicuspidvalve三尖瓣前瓣anteriorvalveoftricuspidvalve（二）心壁：心内膜、心肌层、心外膜（三）房间隔和室间隔室间隔膜部membranouspartofinterventricularseptum室间隔肌部muscularpartofinterventricularseptum四、心传导系（一）窦房结（二）房室结（三）房室束（His束）（四）束支1、右束支2、左束支（五）Purkinje纤维网窦房结sinoatrialnode房室结atrioventricularnode房室束右束支rightbundlebranch左束支leftbundlebranch结间束？五、心的血管（一）动脉1、右冠状动脉rightcoronaryartery2、左冠状动脉leftcoronaryartery旋支circumflexbranch前室间支anteriorinterventricularbranch后室间支posteriorinterventricularbranch左室后支posteriorbranchofleftventricle左冠状动脉leftcoronaryartery右冠状动脉rightcoronaryartery(二）静脉1、心最小静脉2、心前静脉心前静脉anteriorcardiacv.3、冠状窦冠状窦coronarysinus心大静脉心中静脉心小静脉心中静脉middlecardiacv.心大静脉greatcardiacv.心小静脉smallcardiacv.六、心包pericardium外层：纤维心包内层：浆膜心包脏层壁层心包腔（一）组成（二）心包窦横窦transversesinus斜窦obliquesinus心血管系统CardivascularSystem本章基本要求掌握