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Angiology脉管学专题知识
Angiology脉管学CompositionCardiovascularsystem心血管系统Lymphaticsystem淋巴系统
Thecardiovascularsystem心血管系统★OrganizationHeart心AmusclepumptomaintaintheflowofbloodConsistoffourchambers(rightandleftatria,rightandleftventricles)Artery动脉bloodvesselscarringbloodawayfromtheheartVein静脉bloodvesselscarringbloodtowardstheheartCapillary毛细血管smallestbloodvessels,exchangesiteofsubstancesbetweenbloodandsurroundingtissues
TheHardWorkingHeartLVSV70ml/beatHMO70x70=5000mlHHO70x70x60=300000mlHDO70x70x60x24=7202300mlHAO70x70x60x24x365=2600000000mlHLO70x70x60x24x365x70=210,000,000,000ml210,000/50/50=84Trains
Thecardiovascularsystem心血管系统★BloodcirculationSystemiccirculation体循环Leftventricle→aortaanditsbranches→capillariesofbody→superiorandinferiorvenacava→rightatriumPulmonarycirculation肺循环Rightventricle→pulmonarya.→capillariesoflung→pulmonaryv.→leftatrium
Thecardiovascularsystem心血管系统Vascularanastomosis血管吻合Anastomosisbetweena.Anastomosisbetweenv.Arteriolovenularanastomosis动静脉吻合Collateralvessels侧副管Collateralcirculation侧支循环
Heart丁兆习山东大学医学院人体解剖教研室Office:1205
★Positionoftheheart★PositionoftheheartLieswithinthepericardiuminmiddlemediastinumBehindthebodyofsternumandcoastalcartilages2to6InfrontandatthelevelofT5-8Athirdofitliestotherightofmedianplanand2/3totheleft
★SurfacesoftheheartPyramidalinshape,somewhatlargerthanaclosedfistOneapex-CardiacapexOnebase-CardiacbaseTwosurfaceSternocostalsurfaceDiaphragmaticsurfaceThreebordersRightborderLeftborderInferiorborderFoursulcusesCoronarysulcusAnteriorinterventriculargroovePosteriorinterventriculargrooveInteratrialsulcus
Cardiacapex心尖FormedbyleftventricleDirecteddownwards,forward,andtotheleftLiesatthelevelofthefifthleftintercost
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