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1、Unit 2 Iron and the Effects of ExerciseNew Horizon College EnglishBOOK3Book3 Unit2 Background Information Proverbs and Sayings1.PurdueUniversityPurdueUniversityisacoeducational,state-assistedsysteminIndiana.Foundedin1869andnamedafterbenefactorJohnPurdue,theUniversityisoneofthenationsleadingresearchi
2、nstitutionswithareputationforexcellentandaffordableeducation.Book3 Unit2Background InformationPurdueUniversitycampusBuildinguponhistoricalstrengthsinengineeringandagriculture,theWestLafayettecampuscurrentlyoffers7,400coursesinmorethan500undergraduatemajorsandspecializationsintheschoolsofAgriculture,
3、ConsumerandFamilySciences,Education,Engineering,HealthSciences,LiberalArts,Management,Nursing,PharmacyandPharmacalSciences,Science,Technology,andVeterinaryMedicine.ProgramsofgraduatestudyandresearchleadingtoadvanceddegreesfallunderthejurisdictionoftheGraduateSchool. Book3 Unit2Background Information
4、(TeachingStuffandStudentsinPurdueUniversity)2.Medicine & Science in Sports & Exercise:Thisisamultidisciplinaryjournalfeaturingoriginalinvestigations,clinicalstudies,andcomprehensivereviewsoncurrenttopicsinsportsmedicineandexercisescience.Withthismultidisciplinaryjournal,exercisephysiologists,physiat
5、rists,physicaltherapists,teamphysiciansandathletictrainersgetavitalexchangeofinformationfrombasicandappliedscience,medicine,education,andalliedhealthfields.Book3 Unit2Background Information3.digestivesystem:Thedigestivesystemisaseriesofholloworgansjoinedinalong,twistingtubefromthemouthtotheanus.Insi
6、dethistubeisaliningcalledthemucosa.Inthemouth,stomach,andsmallintestine,themucosacontainstinyglandsthatproducejuicestohelpdigestfood.Book3 Unit2Background Informationdigestivesystem4.bloodproteinlevelBloodproteins,alsocalledserum proteins,areproteinsfoundinbloodplasma.Serumtotalproteininbloodis7g/dl
7、,whichintotalmakes7%oftotalbloodvolume.Theyservemanydifferentfunctions,includingcirculatorytransportmoleculesforlipids,hormones,vitaminsandmetalsenzymes,complementcomponents,proteaseinhibitors,andkininprecursorsregulationofacellularactivityandfunctioningandintheimmunesystem.Separatingserumproteinsby
8、electrophoresisisavaluablediagnostictoolaswellasawaytomonitorclinicalprogress.Book3 Unit1Background InformationBook3 Unit2Background InformationBloodproteinNormallevel %FunctionAlbumins3.5-5.0 g/dl 60% create osmotic pressure and transports other moleculesImmuno-globulins1.0-1.5 g/dl 37% participate
9、 in immune systemFibrinogens 0.2-0.45 g/dl 4%neutralize trypsin that has leaked from the digestivesystemalpha1-antitrypsin Regulation of gene expressionRegulatoryproteins Oftenmentionedbloodproteins&itsnormallevel,percentageandfunction5.VitaminCVitaminC,alsocalledascorbicacid,isawater-solublenutrien
10、tthatiseasilyexcretedfromthebodywhennotneeded.Itssocriticaltolivingcreaturesthatalmostallmammalscanusetheirowncellstomakeit.Humans,gorillas,chimps,bats,guineapigsandbirdsaresomeofthefewanimalsthatcannotmakevitaminCinsideoftheirownbodies. vitaminCBook3 Unit2Background InformationBook3 Unit2Background
11、 InformationHealthiestFoodsRichinVitaminCWhatcanhigh-vitaminCfoodsdoforyou?Help protect cells from free radical damage Lower your cancer risk Regenerate your vitamin E supplies Improve iron absorption Whateventscanindicateaneedformorehigh-vitaminCfoods?Poor wound healing Frequent colds or infections
12、 Lung-related problems Book3 Unit2Background Information1.Happinessliesfirstofallinhealth.幸福首先在于健康。幸福首先在于健康。2.Anounceofpreventionisworthapoundofcure.一分预防胜过十分治疗。一分预防胜过十分治疗。3.Dietcuresmorethandoctors.自己饮食有节自己饮食有节,胜过上门求医。胜过上门求医。4.Leaveoffwithanappetite.吃得七分饱吃得七分饱,就该离餐桌。就该离餐桌。5.AllworkandnoplaymakesJack
13、adullboy.只工作只工作,不玩耍不玩耍,聪明小伙也变儍。聪明小伙也变儍。Book3 Unit2Proverbs and Sayings6.Sloth,likerust,consumesfasterthanlaborwears.懒惰像生锈一样，比操劳更能消耗身体。懒惰像生锈一样，比操劳更能消耗身体。7.Anappleadaykeepsthedoctoraway.每天一只苹果每天一只苹果,无需医生进门。无需医生进门。8.Betterwearoutshoesthansheets.宁愿把鞋子穿漏宁愿把鞋子穿漏,不愿把床单磨破。不愿把床单磨破。9.Healthisnotvaluedtillsicknesscomes.病时方知健康可贵。病时方知健康可贵。10.Cheerfulnessishealth;itsopposite,melancholy,isdisease.欢乐就是健康欢乐就是健康,忧郁就是病痛忧郁就是病痛Book3 Unit2Proverbs and Sayings
