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1、TheKeyRoleOfFood InModernLifeKAIContents123ThesocialconstructoffoodFunctionsoffoodTheinfluenceoffoodnutritiononhealth4Thecultureofeatingintheworld1.ThesocialconstructoffoodCanyouidentifythisfood?Ingredients:MilkChocolate(Sugar,ModifiedMilkIngredients,CocoaButter,Unsw
2、eetenedChocolate,Lactose,SoyaLecithin,Polyglycerol,Polyricinoleate,ArtificialFlavor),WheatFlour,Sugar,HydrogenatedSoybeanOilorModifiedPalmOil,UnsweetenedChocolate,SodiumBicoarbonate,SoyaLecithin,Yeast,ArtificialFlavor.WhatIsThis?afood?achemical?Whatisfood?(i)Itshould
3、bewortheating,thatis,itshouldbe‘edible’.(ii)Itmustnourishthebody.Foodisanythingthatweeatandwhichnurishesourbody.Itisessentialbecauseitcontainssubstanceswhichperformimportantfunctionsinourbody.2.FunctionsoffoodFunctionsoffoodFunctionsoffoodSocialFunctionPsychologicalF
4、unctionPhysiologicalFunction3.TheinfluenceoffoodnutritiononhealthWhichisthebiggerprobleminthedevelopingworld?Hunger&malnutritionOvernutrition&obesity√Whatdoesfooddoinourbodies?"Nutrientsarethenourishingsubstancesinfoodthatareessentialforthegrowth,developmentandmainte
5、nanceofbodyfunctions.Essentialmeaningthatifanutrientisnotpresent,aspectsoffunctionandthereforehumanhealthdecline.Whennutrientintakedoesnotregularlymeetthenutrientneedsdictatedbythecellactivity,themetabolicprocessesslowdownorevenstop."-PerspectivesinNutrition,Wardlowa
6、ndInselFood,NutritionandHealthThehealthofapersondependsonthetypeandquantityoffoodstuffconsumed.Goodnutritionisessentialforapersontogrowanddevelopnormallyandtoremainhealthythroughoutlife.Whenapersondoesnoteatproperfood,therearechancesofthebodynotdevelopingnormally.The
7、rearechancesthatsomeorgansofthebodymaystartmalfunctioningortheremaybesomedisease.Poornutritionmayalsoinfluencethementalandsocialwellbeingadversely.Goodnutritionisaprerequisiteforgoodhealth3.Thecultureofeating intheworldQ:WhenpeopleinAustriaclinkglasseswhilemakingatoa
8、st,theymustlookeachotherintheeyes.Why?It’sconsideredpolitetoknowsomebody’seyecolor.It’sagametoseewhocanclinkwithoutlookingattheglas
