TradtionalChineseMedicineThefirstclinicalcollegeofXinxiangMedicalCollegeDepartmentoftraditionalChinesemedicineZhaijianli?Whydoessomeonewearcotton-paddedclothesinsummer?Yin-yangandtheFiveelementsYin-yangandtheFiveelementsDoctrinesYin-yangandtheFiveelementsbelongstoancientChinesephilosophy,itwasappliedtoexplainphenomenoninnatrue,later,doctorsappliedthedoctrinestophysiologicalfunctions,pathologicalchangesofthehumanbody,diagnosisandtreatment.Qirisingup,thenbecomingthecloud.Qifallingoff,thenbecomingtherain.2.1Yin-yangTheory2.1.1TheFormationandConceptsofYin-yangTheory*TheancientChinesebelieveQiistherootsourceofthephysicalworld,Qiistheoriginalsubstancetocomposetheworld,andQiisinastateofconstantmotionandchanges.TheQiofathingisdividedintotwomutuallyoppositepartsofyinandyang.2.1Yin-yangTheory2.1.1TheFormationandConceptsofYin-yangTheory•Initially,yinandyangrefertothelightordarknessofthesunlight.(expose)yangYin2.1Yin-yangTheorySoYinandyangsymbolizetwooppositeandrelatedsidesofathing.Yangactiveascendingupperbrightprogressivewarmhyper-functioningfunctionalaspectYinstatic,Descendinglowerdim,degeneratecoldhypo-functioningorganicaspectYangYangYinYinExamples:YangYangYinYinYangYangYinYinYangYangYinYin2.1Yin-yangTheoryYinoryangattributeofathingisbynomeansabsolute,butrelative.yinyang;yangyin;*withinyinoryangtherestillmightbesubdividedyinandyang.daynightMorningAfternoonBeforemidnightAftermidnightgivenconditiongivenconditionYangYangYangYangYinYinYinYin2.1Yin-yangTheory•2.1.2ThefourconceptsofYin-yangTheory(1)OppositionofYin-yang(2)Interdependenceofyin-yang(3)Wax-waneofyin-yang(4)Transformationofyin-yang2.1Yin-yangTheory2.1.2.1OppositionofYin-yangTwooppositeaspectsexistinallthingsandphenomena.YangQiYinQi2.1Yin-yangTheory•Examples:TheoppositionofYinandYangmainlyembodiestheirmutualrestrictionandstruggle,lateryinandyangcankeepinastateofbalance,sothethingcanexist;ifthebalancewerebroken,thethingcannotexist.heavenheatdescententranceexitascentmandaywomannightcoldearth2.1Yin-yangTheory•2.1.2.2Interdependenceofyin-yang•Thetwosidesofyinandyangarenotonlyoppositebutalsointerdependent,neitherofthemcanexistbyitsownwithouttheother.example:nocold,noheat;noleft,noright;noday,nonight.•soyindependsonyang,andyangdependsonyin.2.1Yin-yangTheory•2.1.2.3Wax-waneofyin-yang•Theyinandyangarenotstillness,butinastateofconstantchanges.Theyareinastateofarelativebalance.•Examples:springsummerautumnwinterTheclimaticchangesofthefourseasonssuchaswintertospringtosummer,changesgraduallyfromcoldtowarmtohot,andisaprocessof“yinwanewithyangwax”.2.1Yin-yangTheory•2.1.2.4Transformationofyin-yang•Thetwosidesofyinandyangcantransformthemselelvesintoeachother,•yinyang;•yangyin;2.1Yin-yangTheory•example:Intheprogressofadisease,suchastoxicpneumonia,inearlytimetheskinofthebodyishot,andhaveafever,thecomplexionorthetongueisred,thepulseisstrong,thissyndromeisyang.•Asaresult,theanti-pathogenicqiofbodyisgreatlyinjured,thereisalowertemperature,pallor,andcoldextremities,faintpulse.thissyndromechangesfromyangtoyin.2.1Yin-yangTheory•2.1.3Applicationofyin-yangTheoryinTCM•2.1.3.1toexplainthestructureofthebodyAllorganicstructuresofthebodyarecloselyrelatedanddividedintotwomutuallyoppositepartsofyinandyang.2.1Yin-yangTheory•2.1.3.1toexplainthestructureofthebody•Forexample:yangyinyangyin2.1Yin-yangTheorysixfu-visceraliver,spleen,kidneyfiv...