TradtionalChineseMedicineZhaiJianli翟建丽2.2TheFiveelements2.2.1FormationandConceptsoftheFiveElementsTheancientChineserecognizedthatwood,fire,earth,metal,waterarethefiveindispensablematerialsinhumanlife,later,peoplelookedtothepropertiesofthesefivematerialstoexplainthewholephysicalworld.2.2TheFiveelements•2.2.2MajorconceptsoftheFiveElements•2.2.2.1CharacteristicsofFiveElements•Peoplecategorizedthingsintowood,fire,earth,metalandwateracocordingtotheirdifferentnatures,actions,shapesorforms.2.2TheFiveelements•Wood---flourishesandgrowsfreely,anythingthatpossessesthisnatureisattributedtowood.Fire---warm,heatandflaresup,anythingthatpossessesthisnatureisattributedtofire.•Earth---holdingandproducing,anythingthatpossessesthisnatureisattributedtoearth.•Metal---solidityandclarity,anythingthatpossessesthisnatureisattributedtometal.•Water---coldmoistandflowinginadownwarddirection,anythingthatpossessesthisnatureisattributedtowater.2.2.1promotion,restriction,invasionandviolationofthefiveelement•(1)Promotionandrestrictionpromotionmeanspromotingandimproving,woodearthwatermetalfire2.2TheFiveelements•Eachelementhastwoaspectsofbeingpromotedandpromoting.Thepromotingelementisthemother,thepromotedelementisthechild,thisismother-childrelationship.•Example:water---wood---firewoodpromotesfireFirepromotesearthearthpromotesmetalmetalpromoteswaterwaterpromoteswoodrestrictionmeanscheckingandbringundercontrolamongthefiveelements.eachelementhastwoaspectsof“beingrestricted”andrestricting.therestrictingelementisthedominator,therestrictedelementisthesubordinate.earthisrestrictedbywoodMetalisrestrictedbyfirewoodisrestrictedbymetalTable1.2.2TheFiveelements•(1)PromotionandrestrictionExample:metal---wood---earthPromotionandrestrictionkeeparelativebalancefornormalgenerationanddevelopment.2.2TheFiveelements•(2)Invasionbyanotherelement(abnormalrelation)•Invasionmeansencroachingonthatwhichisweak.•example:--excessivewood---invadeearth--makeitdeficient.2.2TheFiveelements•violationmeansusingone'sstrengthtobullyanotherone,Thisiscalledcounterrestriction.•Forexample:metal---wood,butifwoodbecomesexcessiveormetalbecomesdeficient,Thenthewoodwillreverseandviolatemetal.2.23ApplicationofthefiveelementsinTCM•2.2.3.1Toexplaintherelationshipsamongthefivezang-viscera•promotion:kidney(water)-essencenourishesliver(wood),kidneypromotesliver.Theliver(wood)storesbloodtoassisttheheart(fire),thusliverpromotesheart.2.2TheFiveelements•Heart(fire)-yangwarmsthespleen(earth),•soheartpromotesspleen.•TheSpleen(earth)transformsfoodandwaterintoessenceandnourisheslung(metal),spleenpromoteslung.•Thelungregulateswaterpassagetosupportthekidney(water),solungpromoteskidney.2.2TheFiveelements•Restriction:•Thelungqi(metal)---checkthehyperactivityofliver-yang(wood);•Thekidneyyin(water)canpreventtheragingofheartfire,thuskidneyrestrictsheart.•liverdiseaseaffectthespleen,thisiswoodsubjugatingearth.•Aspleendiseasemayinvolvetheliver,thisisearthviolatingwood.•Aliverdiseasemayalsoaffecttheheart,thatisachilddiseaseinvolvingthemother.Toexplaininter-affectionofthevisceraphysiologically2.2TheFiveelements•2.2.3.3ApplicationofthefiveelementinDiagnosisandTreatment•Becausethefivezang-viscerahaveaspecificconnectiontothefiveelementwithcolor,voice,flavorandcorrespondingpulse.Adiagnosiscanbemadefromapatient'scomplexion,voice,taste,pulse.2.2TheFiveelements•Forexample:greenishcomplextion--sourfood--wirypulse--(belongtowood)liverdisease•reddishcomplextion--bittertaste--surgingpulse(belongtofire)heartdisease2.2TheFiveelements•Aspleendiseasewithgreendishcomplextionimpliesthatthewood(liver)hassubjugatedtheearth(spleen);•heartdiseasewithdarkishappearancesuggeststhatwater(kidney)hasinvadedfire(heart).2.2TheFiveelements•fortreatment:•reinforcingearth(spleen)tostrengthenmetal(lung);•replenishingwater(kedney)tonourishwood(liver);•checkingwood(liver)toassistearth(spleen);•replenishingwater(kedney)toreducefire(heart).2.2TheFiveelements•2.3combinedapplicationofyin-yangandthefiveelements•Yin-yangandfiveelementsaremutuallyrelated,BycombiningthesetheoriesinTCM,onecancomprehensivelyunderstandthehumanphysiologyandpathology.2.2TheFiveelements•Questions:1.WhatisthefourconceptsofYin-yangTheory?2.Whatisexcessordeficiencyofyinoryang?3.RemembertheTable1.4.Whatistheorderofpromotionoffiveelements?5.Whatistheorderofrestrictionoffiveelements?6.Trytoexplainpromotion,restriction,invasionandviolationofthefiveelement.